outlook
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B2 noun /ˈaʊtlʊk/

outlook

perspective, prévision
Meaning
a person's general attitude or view; a forecast or prospect
Example
The economic outlook for the year is positive.
Les prévisions économiques pour l'année sont positives.
C2 noun /əbˈsɪdiən/

obsidian

obsidienne (roche volcanique noire et vitreuse)
Meaning
A hard, dark, glasslike volcanic rock formed by rapid solidification of lava.
Example
The knife was made from sharp obsidian.
Le couteau était fabriqué à partir d'obsidienne tranchante.
C1 adjective /əˈblɪɡ.ə.tɔː.ri/

obligatory

obligatoire
Meaning
Required by a legal, moral, or other rule; compulsory.
Example
Wearing a seatbelt is obligatory in most countries.
Porter une ceinture de sécurité est obligatoire dans la plupart des pays.
C1 noun ɔːrˈdiːl

ordeal

épreuve difficile
Meaning
A physical or mental painful experience that must be endured
Example
Surviving the wilderness was a tough ordeal for them.
Survivre dans la nature a été une épreuve difficile pour eux.
B2 verb /ˌoʊvərˈtɜrn/

overturn

renverser / annuler une décision
Meaning
to turn something upside down or to reverse a decision or judgment
Example
The court decided to overturn the previous ruling.
Le tribunal a décidé d'annuler la décision précédente.
B1 noun /ˈɔr.ə.ʒɪn/

Origin

origine
Meaning
the point or place where something begins, arises, or is derived; the source
Example
Scientists are studying the origin of the universe.
Les scientifiques étudient l'origine de l'univers.
B2 noun /ˈɔːkɪstrə/

orchestra

orchestre
Meaning
a large group of musicians playing different instruments together
Example
The orchestra performed beautifully at the concert.
L'orchestre a joué magnifiquement au concert.
C2 noun /ˈoʊɡər/

ogre

ogre
Meaning
A mythical monster, often depicted as large, hideous, and cruel; metaphorically, a cruel or terrifying person.
Example
The villagers feared the ogre who lived in the dark forest.
Les villageois craignaient l'ogre qui vivait dans la forêt sombre.
C2 noun ˌɒbfəsˈkeɪʃən

obfuscation

obfuscation, confusion
Meaning
The action of making something obscure, unclear, or unintelligible.
Example
The obfuscation of the data made it difficult to interpret.
L'obfuscation des données a rendu leur interprétation difficile.
B2 noun /əˈfɛns/

offense

infraction
Meaning
an illegal act; a crime
Example
The offense was committed in broad daylight.
L'infraction a été commise en plein jour.
C1 noun ˌɒb.səˈlɛs.əns

obsolescence

obsolescence
Meaning
The process of becoming obsolete or outdated and no longer used.
Example
The rapid advancement of technology leads to the obsolescence of old devices.
Le progrès rapide de la technologie entraîne l’obsolescence des anciens appareils.
C2 adjective /ˈɔːrnəri/

ornery

irritable
Meaning
bad-tempered and combative; stubborn
Example
The ornery old man refused to leave his chair.
Le vieil homme irritable a refusé de quitter sa chaise.
C1 noun /ˈaʊtˌkraɪ/

outcry

protestation
Meaning
A strong expression of public anger or disapproval.
Example
The decision sparked an outcry among the citizens.
La décision a déclenché une protestation parmi les citoyens.
C1 noun /ˈɔr.ə.kəl/

Oracle

oracle
Meaning
a person regarded as a source of wise counsel; in ancient times, a priest or priestess acting as a medium
Example
The ancient Greeks consulted the oracle at Delphi.
Les anciens Grecs consultaient l'oracle de Delphes.
C1 verb /əˈprɛs/

oppress

opprimer
Meaning
to keep someone down by harsh and unfair use of authority; to suppress
Example
The dictator oppressed the people for decades.
Le dictateur a opprimé les gens pendant des décennies.
C1 adjective/adverb /ˌɒfˈhænd/

offhand

sans réflexion
Meaning
Without previous thought or preparation; casual and sometimes dismissive.
Example
She gave an offhand reply to his serious question.
Elle a donné une réponse sans réfléchir à sa question sérieuse.
C1 adjective /ɒmˈnɪv.ər.əs/

Omnivorous

omnivore
Meaning
eating both plants and animals; feeding on various kinds of food
Example
Bears are omnivorous animals that eat both plants and meat.
Les ours sont des animaux omnivores qui mangent à la fois des plantes et de la viande.
C2 noun /ɔːˈreɪʃən/

oration

discours
Meaning
A formal speech, especially one given on a ceremonial occasion
Example
The president delivered an inspiring oration.
Le président a prononcé un discours inspirant.
C1 noun /ˌɑːsɪˈleɪʃən/

oscillation

oscillation
Meaning
The movement back and forth at a regular speed.
Example
The oscillation of the pendulum controls the clock.
L'oscillation du pendule contrôle l'horloge.
B1 adverb /ˈʌðərwaɪz/

Otherwise

autrement; sinon
Meaning
in a different way; if not; or else; apart from that
Example
Study hard, otherwise you will fail the exam.
Étudie dur, sinon tu échoueras à l'examen.
A2 noun /ˈɒm.lət/

Omelet

omelette
Meaning
a dish made from beaten eggs cooked in a frying pan and often folded around a filling
Example
She made a cheese omelet for breakfast.
Elle a préparé une omelette au fromage pour le petit déjeuner.
C1 noun /ˈɒstrəsɪzəm/

ostracism

ostracisme
Meaning
The act of excluding someone from a group or society.
Example
The student faced ostracism after breaking the rules.
L'étudiant a fait face à l'ostracisme après avoir enfreint les règles.
B2 noun /ˈɔːrɡənaɪzər/

organizer

organisateur
Meaning
a person who arranges or coordinates activities, events, or groups; a tool or item used to keep things in order
Example
She worked as the main organizer of the international conference.
Elle était l’organisatrice principale de la conférence internationale.
C1 adjective /ˌɔː.riˈen.təl/

Oriental

relatif aux pays de l'Asie de l'Est; oriental
Meaning
relating to the countries of East Asia; eastern
Example
The museum has a beautiful collection of oriental art.
Le musée possède une belle collection d'art oriental.
C1 adjective /ˌaʊt ən ˈaʊt/

out-and-out

complet
Meaning
complete; absolute; used to emphasize something extreme
Example
The speech was an out-and-out lie.
Le discours était un mensonge complet.
B2 noun/verb /ˌoʊvərˈlæp/

overlap

chevauchement
Meaning
To extend over and cover partly; an area where things coincide.
Example
The two meetings overlap by an hour.
Les deux réunions se chevauchent d'une heure.
C1 noun /ˈɒptɪks/

optics

optique
Meaning
The branch of physics dealing with light and vision.
Example
She studied optics to understand how lenses work.
Elle a étudié l'optique pour comprendre comment fonctionnent les lentilles.
C1 adjective /ˌəʊvərˈstɪmjʊˌleɪtɪd/

overstimulated

trop stimule
Meaning
Excessively excited or aroused, overwhelmed by too much stimulus.
Example
Overstimulated minds can lead to burnout and decreased productivity.
Des esprits trop stimulés peuvent conduire à l'épuisement professionnel et à une diminution de la productivité.
B1 noun /əˈkeɪ.ʒən/

Occasion

occasion; événement spécial
Meaning
a particular time or instance of an event; a special celebration
Example
Their wedding was a joyous occasion.
Leur mariage était une occasion joyeuse.
C1 noun /ˌɑːpərˈtuːnɪst/

opportunist

opportuniste
Meaning
A person who takes advantage of situations for personal gain, often disregarding principles.
Example
He is seen as an opportunist who always puts his interests first.
Il est vu comme un opportuniste qui met toujours ses intérêts en premier.
C2 noun /ˈoʊvərlɔːrd/

overlord

seigneur
Meaning
A ruler, master, or person of great power and authority over others.
Example
The peasants were forced to pay taxes to their overlord.
Les paysans ont été forcés de payer des impôts à leur seigneur.
C1 verb /ˌaʊtˈstrɪp/

outstrip

dépasser
Meaning
To go faster or do better than someone or something; to surpass.
Example
The company outstripped its competitors in sales last year.
L'entreprise a dépassé ses concurrents en ventes l'année dernière.
C2 noun /oʊd/

ode

ode
Meaning
a lyrical poem, often expressing praise or strong emotions
Example
The poet wrote an ode to the beauty of nature.
Le poète a écrit une ode à la beauté de la nature.
C2 noun /ˈɒb.stɪ.nə.si/

obstinacy

obstination
Meaning
Stubborn refusal to change one's opinion or chosen course of action, despite attempts to persuade one to do so.
Example
His obstinacy made negotiations difficult.
Son obstination a rendu les négociations difficiles.
C2 verb /əˈkluːd/

occlude

obstruer
Meaning
To block or close up an opening or passage.
Example
The pipe was occluded by mineral deposits.
Le tuyau était obstrué par des dépôts minéraux.
B2 noun /ˈɒpəreɪtər/

operator

opérateur
Meaning
a person who operates equipment, a business, or controls something
Example
The machine operator ensured that everything ran smoothly.
L'opérateur de la machine s'est assuré que tout fonctionnait correctement.
A2 noun /ˈɒf.ɪs/

office

bureau
Meaning
a room or building where people work, usually at desks
Example
She left the office early to attend a family event.
Elle a quitté le bureau tôt pour assister à un événement familial.
B2 noun /ˈɔːrnəmənt/

ornament

ornement
Meaning
A decorative object that adds beauty to something.
Example
The Christmas tree was decorated with colorful ornaments.
L'arbre de Noël était décoré avec des ornements colorés.
B2 noun /ˈɔːɡənɪzəm/

organism

organisme
Meaning
a living thing that has an organized structure and can grow and reproduce
Example
Every organism needs water to survive.
Chaque organisme a besoin d'eau pour survivre.
C1 adjective /əbˈtjuːs/

Obtuse

obtus; lent à comprendre; sans intelligence
Meaning
annoyingly insensitive or slow to understand; lacking in intelligence or perception
Example
He was being deliberately obtuse about the instructions.
Il était délibérément obtus à propos des instructions.
A1 adjective /oʊˈkeɪ/

ok

d'accord
Meaning
used to indicate agreement, approval, or understanding
Example
Okay, let's go to the park.
D'accord, allons au parc.
C1 verb /aʊtˈwɪt/

outwit

déjouer
Meaning
to defeat or gain an advantage over someone by being more clever or cunning
Example
The fox managed to outwit the hunters.
Le renard a réussi à duper les chasseurs.
C1 verb /əbˈsɛs/

obsess

obséder
Meaning
To preoccupy or fill the mind of someone continually and to an excessive degree.
Example
She tends to obsess over small details.
Elle a tendance à s'obséder sur de petits détails.
C2 verb /ˈoʊɡəl/

ogle

regarder avec désir
Meaning
To look at someone with obvious sexual interest.
Example
He kept ogling the models on the runway.
Il n'arrêtait pas de regarder les mannequins sur le podium.
C1 noun /ˌɒbstəˈtrɪʃən/

obstetrician

obstétricien
Meaning
A doctor specializing in pregnancy, childbirth, and women's reproductive health.
Example
The obstetrician monitored the mother’s health throughout the pregnancy.
L'obstétricien a surveillé la santé de la mère tout au long de la grossesse.
C2 adjective /ˌɒbsəˈlɛsnt/

obsolescent

obsolète
Meaning
Becoming outdated or on the way to becoming obsolete.
Example
The obsolescent technology could not compete with modern devices.
La technologie obsolète ne pouvait pas concurrencer les appareils modernes.
C2 noun /ˌɔːrdɪˈneɪʃən/

ordination

ordination
Meaning
The ceremony of conferring holy orders or official religious authority.
Example
The church held a special service for the ordination of new priests.
L'église a organisé un service spécial pour l'ordination de nouveaux prêtres.
C1 adjective /ˈɔːrθədɑːks/

orthodox

orthodoxe
Meaning
conforming to traditional beliefs or practices
Example
He comes from a very orthodox family.
Il vient d'une famille très orthodoxe.
B2 noun /ˈaʊtɪŋ/

outing

excursion
Meaning
a short trip or excursion, often for leisure or enjoyment
Example
They had a lovely outing at the beach last weekend.
Ils ont fait une belle excursion à la plage le week-end dernier.
B2 noun /oʊk/

oak

chêne
Meaning
a large tree that produces acorns and has strong, hard wood
Example
The old oak tree provided shade for the entire yard.
Le vieux chêne a fourni de l'ombre à tout le jardin.
B2 noun /ˈɔr.fən/

Orphan

orphelin
Meaning
a child whose parents are dead; someone without protective support
Example
The orphan was adopted by a loving family.
L'orphelin a été adopté par une famille aimante.
B1 adjective /əˈrɪdʒ.ɪ.nəl/

Original

original; fondamental; authentique
Meaning
first; fundamental; primary; authentic
Example
This is the original document, not a copy.
C'est le document original, pas une copie.
C1 adjective ˈɒk.sɪ.də.tɪv

oxidative

Relatif à l'oxydation
Meaning
Related to or caused by oxidation, especially cellular damage from free radicals.
Example
Excess stress can lead to oxidative damage in cells.
Le stress excessif peut entraîner des dommages oxydatifs dans les cellules.
C1 verb /ˌoʊvərˈʃædoʊ/

overshadow

éclipser
Meaning
to appear more important or significant than something else, reducing its impact
Example
The scandal overshadowed his achievements.
Le scandale a éclipsé ses réalisations.
B2 noun /ˈɒkjʊpənt/

occupant

occupant
Meaning
A person who resides in or is present in a house, vehicle, seat, or place.
Example
The car had three occupants at the time of the accident.
La voiture avait trois occupants au moment de l'accident.
C2 verb ˈɑːb.fə.skeɪt

obfuscate

obscurcir, embrouiller, mystifier
Meaning
Render obscure, unclear, or unintelligible.
Example
Politicians often obfuscate facts to mislead people.
Les politiciens obfusquent souvent les faits pour induire les gens en erreur.
C1 noun/verb /ˈoʊvərˌhæŋ/

overhang

saillie
Meaning
To extend outward and hang over something; a projecting part.
Example
The roof overhang provides shade in the summer.
Le surplomb fournit de l'ombre en été.
C1 adjective /ˌɑːpərˈtuːn/

opportune

moment opportun
Meaning
Happening at a suitable or convenient time.
Example
She arrived at an opportune moment to help.
Elle est arrivée à un moment opportun pour aider.
A1 noun/adjective/adverb /ˌaʊtˈsaɪd/

outside

dehors
Meaning
the external part or surface of something; beyond the boundary
Example
Children were playing outside in the yard.
Les enfants jouaient dehors dans le jardin.
B2 adjective /əˈpəʊzd/

opposed

opposé
Meaning
being against or in disagreement with something
Example
She is strongly opposed to animal testing.
Elle est fermement opposée aux tests sur les animaux.
B1 noun /ˌɒp.əˈtjuː.nə.ti/

opportunity

opportunité
Meaning
A favorable chance or set of circumstances that makes it possible to do something.
Example
She seized the opportunity to study abroad.
Elle a saisi l'opportunité d'étudier à l'étranger.
C2 noun /ˌɒstɛnˈteɪʃən/

ostentation

ostentation
Meaning
excessive display of wealth or knowledge intended to attract admiration or envy
Example
The billionaire’s party was full of ostentation and luxury.
La fête du milliardaire était pleine d'ostentation et de luxe.
C2 verb /əbˈvɜːrt/

obvert

inverser
Meaning
To turn something so as to face in a different direction; in logic, to convert a proposition by negating both subject and predicate.
Example
The teacher asked the students to obvert the statement for practice.
Le professeur a demandé aux étudiants de convertir la déclaration pour s'exercer.
B1 adjective, adverb /ˈoʊvərɔːl/

overall

dans l'ensemble
Meaning
in general or as a whole
Example
Overall, the project has been successful.
Dans l'ensemble, le projet a été un succès.
B2 noun ˈəʊ.və.hed

overhead

frais généraux
Meaning
Ongoing business expenses not directly attributable to creating a product or service.
Example
The company reduced its overhead to increase profits.
L’entreprise a réduit ses frais généraux pour augmenter ses bénéfices.
B2 adjective /ˌfæʃ.ənd/

Outdated

obsolète
Meaning
obsolete; no longer current
Example
This computer software is completely outdated.
Ce logiciel informatique est complètement obsolète.
C1 noun /ˌəʊvərɪksˌplɔɪˈteɪʃən/

overexploitation

surexploitation
Meaning
The unsustainable use of natural resources at a rate that exceeds their ability to regenerate, leading to depletion and environmental degradation.
Example
Overexploitation of natural resources leads to environmental degradation.
La surexploitation des ressources naturelles conduit à la dégradation de l'environnement.
B1 adjective /əˈkeɪ.ʒən.əl/

Occasional

occasionnel
Meaning
occurring infrequently or irregularly; happening from time to time
Example
She enjoys occasional walks in the park.
Elle aime les promenades occasionnelles dans le parc.
B1 adjective /ˈɔːɡənaɪzd/

organized

organisé
Meaning
Arranged in a systematic way, especially on a large scale.
Example
An organized approach to work increases productivity and reduces stress.
Une approche organisée du travail augmente la productivité et réduit le stress.
B2 noun /ˈaʊtlet/

outlet

sortie
Meaning
a means by which something is released, expressed, or distributed
Example
Art is a great outlet for emotions.
L'art est une excellente sortie pour les émotions.
B2 verb /ˌoʊvərˈteɪk/

overtake

doubler
Meaning
to catch up with and pass someone or something; to surpass
Example
The runner managed to overtake his competitor in the final lap.
Le coureur a réussi à doubler son concurrent lors du dernier tour.
C1 verb /ɔːrˈdeɪn/

ordain

ordonner
Meaning
To officially make someone a priest or minister; to decree or order something officially.
Example
The bishop will ordain three new priests this Sunday.
L'évêque ordonnera trois nouveaux prêtres ce dimanche.
B1 adjective /ˈaʊtər/

outer

extérieur
Meaning
situated on or toward the outside; external
Example
The outer layer of the jacket is waterproof.
La couche externe de la veste est imperméable.
C1 adjective /ˈəʊnərəs/

onerous

ardu
Meaning
involving a great deal of effort, difficulty, or burden
Example
Fulfilling the contract proved to be an onerous task for the company.
Accomplir le contrat s'est avéré être une tâche ardue pour l'entreprise.
B1 noun əbˈdʒek.tɪv

objective

objectif
Meaning
A thing aimed at or sought; a goal.
Example
The main objective is to test sustainability.
L'objectif principal est de tester la durabilité.
C2 noun /oʊˈbeɪsəns/

obeisance

révérence
Meaning
A gesture of respect such as a bow or curtsy.
Example
They bowed in obeisance to the king.
Ils se sont inclinés en révérence au roi.
A2 noun /ˈʌv.ən/

Oven

four
Meaning
an enclosed compartment used for heating, baking, or drying food
Example
She baked cookies in the oven for thirty minutes.
Elle a cuit des biscuits dans le four pendant trente minutes.
C1 noun /ˈɔːrdɪnəns/

ordinance

ordonnance
Meaning
An authoritative rule, law, or decree issued by a city, town, or authority.
Example
The city council passed an ordinance banning smoking in public parks.
Le conseil municipal a adopté une ordonnance interdisant de fumer dans les parcs publics.
B2 verb /əbˈteɪn/

obtain

obtenir
Meaning
to get or acquire something
Example
You need to obtain a visa before traveling abroad.
Vous devez obtenir un visa avant de partir à l'étranger.
C2 adjective /ɒmˈnɪʃ.ənt/

Omniscient

omniscient
Meaning
having complete knowledge; all-knowing
Example
The narrator in the novel appears to be omniscient, knowing every character's thoughts.
Le narrateur dans le roman semble être omniscient, connaissant toutes les pensées des personnages.
A2 adjective /ˈaʊtdɔːr/

outdoor

en plein air
Meaning
situated, existing, or done outside a building
Example
We planned an outdoor picnic for the weekend.
Nous avons prévu un pique-nique en plein air pour le week-end.
B2 verb /ˌoʊvərˈlʊk/

overlook

ignorer
Meaning
to fail to notice or consider something; to have a view from above
Example
It's easy to overlook small details when you're in a hurry.
Il est facile de passer à côté des petits détails quand on est pressé.
C2 adjective /ɔːrˈθɑːɡənl/

orthogonal

orthogonal
Meaning
at right angles; independent or unrelated
Example
In mathematics, two vectors are orthogonal if their dot product is zero.
En mathématiques, deux vecteurs sont orthogonaux si leur produit scalaire est nul.
B1 adjective /əˈbiː.di.ənt/

Obedient

obéissant
Meaning
willing to comply with orders or instructions; submissive
Example
The obedient student always follows the teacher's instructions.
L'élève obéissant suit toujours les instructions du professeur.
C1 noun /ˈoʊvərˌsiːər/

overseer

superviseur
Meaning
a person who supervises work or workers; a manager
Example
The overseer made sure the workers followed safety rules.
Le superviseur s'est assuré que les travailleurs respectaient les règles de sécurité.
A1 preposition, adverb /ˈoʊvər/

over

sur
Meaning
across, on top of, or beyond
Example
The book is lying over the table.
Le livre est posé sur la table.
C1 adjective /ˌɔːrnəˈmɛntl/

ornamental

ornemental
Meaning
Serving as decoration; decorative rather than functional.
Example
The garden was filled with ornamental plants.
Le jardin était rempli de plantes ornementales.
C1 adjective /ɒˈstɛnsəbl/

ostensible

apparente
Meaning
stated or appearing to be true, but not necessarily so
Example
His ostensible reason for leaving was illness, but many doubted it.
Sa raison apparente de partir était la maladie, mais beaucoup en doutaient.
A1 adjective /ˈɔːr.ɪndʒ/

Orange

orange
Meaning
having a color between red and yellow like that of a ripe orange fruit
Example
The orange sunset painted the sky magnificently.
Le coucher du soleil orange a peint le ciel magnifiquement.
C1 adjective /əbˈstrʌk.tɪv/

Obstructive

obstructif
Meaning
deliberately creating difficulties or preventing progress; hindering or blocking something
Example
The obstructive policies hindered economic growth.
Les politiques obstructives ont entravé la croissance économique.
B2 adjective /ˌɔːɡənaɪˈzeɪʃənəl/

organizational

organisationnel
Meaning
relating to the structure or arrangement of a company or group
Example
He works on improving the organizational structure of the company.
Il travaille à améliorer la structure organisationnelle de l'entreprise.
C1 noun ˈoʊʃən əˌsɪdɪfɪˈkeɪʃən

ocean acidification

acidification océanique
Meaning
The ongoing decrease in the pH of the Earth's oceans, caused by the absorption of carbon dioxide from the atmosphere.
Example
Ocean acidification is caused by atmospheric CO2 absorption.
L'acidification océanique est causée par l'absorption du CO2 atmosphérique.
B1 noun /ˈɑb.stə.kəl/

Obstacle

obstacle
Meaning
something that blocks or makes progress difficult; a barrier
Example
Bad weather was the main obstacle to our journey.
Le mauvais temps était le principal obstacle à notre voyage.
B2 verb /ˌoʊvərˈwɛlm/

overwhelm

accabler
Meaning
to overpower someone emotionally or physically; to be too much to handle
Example
She was overwhelmed with gratitude after receiving the help.
Elle était submergée de gratitude après avoir reçu de l'aide.
C2 noun /ˈɔːrɪndʒfɪn ˈleɪbiːoʊ/

Orangefin labeo

labeo à nageoires orange
Meaning
a freshwater fish species native to South Asian rivers, commonly found in Bangladesh and India
Example
The orangefin labeo is an important food fish in Bangladesh.
Le labeo à nageoires orange est un poisson alimentaire important au Bangladesh.
C1 adjective əʊˈpeɪk

opaque

opaque, impénétrable, difficile à comprendre
Meaning
Not able to be seen through; not transparent; difficult to understand.
Example
The glass was too opaque to see through.
Le verre était trop opaque pour voir à travers.
C2 noun /ˈɒbsɪkwi/

obsequy

obsèque
Meaning
A funeral rite, usually used in plural form obsequies.
Example
The village gathered for the obsequy of their beloved teacher.
Le village s'est réuni pour l'obseque de leur cher professeur.
B2 verb /ˌoʊvərˈduː/

overdo

exagérer
Meaning
to do something too much; to exaggerate or carry to excess
Example
Don't overdo the exercise on your first day at the gym.
Ne fais pas trop d'exercice le premier jour à la salle de sport.
C1 noun /ˌoʊvərprəˈdʌkʃən/

overproduction

surproduction
Meaning
The act of producing more of something than is needed or can be consumed.
Example
The economic crisis was caused by the overproduction of goods.
La crise économique a été causée par la surproduction de biens.
C1 noun /ˈɔɪntmənt/

ointment

onguent
Meaning
A smooth, oily substance applied to the skin for healing or soothing.
Example
The doctor prescribed an ointment for the burn on his arm.
Le médecin a prescrit un onguent pour la brûlure sur son bras.
C2 noun /ˈɒn.rʌʃ/

onrush

ruée
Meaning
A sudden powerful forward or downward rush or flow.
Example
The onrush of water swept away the bridge.
La ruée d'eau emporta le pont.
C1 adjective /əˈbliːk/

Oblique

oblique; diagonal; indirect ou évasif
Meaning
slanting; diagonal; indirect or evasive
Example
The artist drew an oblique line across the canvas.
L'artiste a tracé une ligne oblique sur la toile.
B2 noun /ˈoʊ.dər/

Odour

odeur
Meaning
a distinctive smell, especially an unpleasant one
Example
The odour of fresh bread filled the kitchen.
L'odeur du pain frais remplissait la cuisine.
B2 noun ˈəʊnəʃɪp

ownership

propriété
Meaning
The act, state, or right of possessing something; legal title to something.
Example
Ownership of resources was crucial.
La propriété des ressources était cruciale.
C2 noun /ˈaʊtˌrɪɡər/

outrigger

structure de stabilisation
Meaning
a projecting structure on a boat, used for stability, or a boat fitted with such support
Example
The fisherman paddled his outrigger canoe across the lagoon.
Le pêcheur a pagayé sa pirogue avec un outrigger à travers la lagune.
C2 adjective /əˈprəʊ.bri.əs/

opprobrious

désobligeant
Meaning
Expressing strong criticism or scorn.
Example
He made opprobrious remarks about his opponent.
Il a fait des remarques désobligeantes sur son adversaire.
B1 noun /ˈɑp.ʃən/

Option

option
Meaning
a thing that is or may be chosen; an alternative course of action
Example
You have the option to work from home or office.
Vous avez l'option de travailler depuis chez vous ou au bureau.
C2 adjective /ˈɒsiəs/

osseous

osseux
Meaning
consisting of or turned into bone; bony
Example
The fossil showed osseous structures of the ancient creature.
Le fossile a montré des structures osseuses de la créature ancienne.
C1 noun /ˈɔːr.ə.tɔːr.i/

oratory

art oratoire
Meaning
The art of public speaking; skilled and confident delivery of speeches to an audience.
Example
His exceptional oratory skills won him the debate competition.
Ses compétences exceptionnelles en oratoire lui ont permis de gagner la compétition de débat.
C1 adjective /ˌaʊt əv ðə ˈweɪ/

out-of-the-way

éloigné ou inhabituel
Meaning
remote or unusual; not in a convenient or usual location
Example
They stayed in an out-of-the-way village.
Ils sont restés dans un village éloigné.
A2 adjective /ɒd/

Odd

étrange; inhabituel; différent de ce qui est normal ou attendu
Meaning
strange; unusual; different from what is normal or expected
Example
That's an odd way to solve the problem.
C'est une façon étrange de résoudre le problème.
C2 noun /oʊf/

Oaf

une personne maladroite, stupide ou insensible
Meaning
a clumsy, stupid, or insensitive person
Example
Don't be such an oaf - handle the dishes carefully!
Ne sois pas un oaf - manipule les plats avec soin !
B1 verb /ˈɔːrɡənaɪz/

organize

organiser
Meaning
to arrange systematically; to plan and coordinate
Example
She organized a surprise party for her friend.
Elle a organisé une fête surprise pour son amie.
C2 verb /əbˈtruːd/

obtrude

intruser
Meaning
to force oneself or one's ideas into a situation uninvited or inappropriately
Example
He didn’t want to obtrude into their private conversation.
Il ne voulait pas intruser dans leur conversation privée.
C1 noun /ɒpˈtɒmətri/

optometry

optométrie
Meaning
The practice or profession of examining the eyes and prescribing corrective lenses.
Example
She studied optometry at the university to become an eye specialist.
Elle a étudié l'optométrie à l'université pour devenir spécialiste des yeux.
B2 noun /ɔːˈræŋ.ʊˌtæŋ/

Orang-Outang

orang-outang
Meaning
a large arboreal ape with long reddish hair, long arms, and hooked hands and feet, native to Borneo and Sumatra
Example
The orangutan swings gracefully through the forest canopy.
L'orang-outang se balance gracieusement à travers la canopée de la forêt.
B1 noun /ˈɑː.lɪv/

Olive

olive
Meaning
a small oval fruit with a hard pit, typically green or black, used for eating or making oil
Example
Olive oil is considered one of the healthiest cooking oils available.
L'huile d'olive est considérée comme l'une des huiles de cuisson les plus saines disponibles.
A2 modal verb /ɔːt/

ought

devrait
Meaning
Used to indicate duty, correctness, or moral obligation.
Example
You ought to respect your elders.
Tu devrais respecter tes aînés.
A2 noun /ˈoʊ.ʃən/

ocean

océan
Meaning
A very large expanse of sea, especially the main areas of sea between continents.
Example
The ocean covers more than 70% of the Earth's surface.
L'océan couvre plus de 70% de la surface de la Terre.
C2 noun /ˈoʊpiət/

opiate

opiacé
Meaning
a drug containing opium or its derivatives, used to relieve pain or cause sleep
Example
The doctor prescribed an opiate to relieve the patient's pain.
Le docteur a prescrit un opiacé pour soulager la douleur du patient.
C2 noun ˈoʊʃən ˌstrætɪfɪˈkeɪʃən

ocean stratification

stratification océanique
Meaning
The formation of layers in ocean water due to differences in density.
Example
Ocean stratification affects marine biodiversity.
La stratification océanique affecte la biodiversité marine.