Butterfly Population
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B2 noun ˈbʌtərflaɪ ˌpɒpjəˈleɪʃən

Butterfly Population

Meaning
The total number of butterflies in a particular area or ecosystem.
Example
The butterfly population is declining due to habitat loss.
B2 adjective ˌɪnɪˈfɛktɪv

ineffective

Meaning
Not producing any significant or desired effect; not achieving the intended result.
Example
Rote learning often proves to be ineffective.
B2 adjective /ʌnˈsteɪbəl/

Unstable

Meaning
likely to change; not steady or secure; unsteady
Example
The unstable economy made people worried about their jobs.
B2 noun /ˌdɪs.əˈbɪl.ə.ti/

Disability

Meaning
a physical or mental condition that limits a person's movements, senses, or activities
Example
Despite his physical disability, he became a successful athlete in wheelchair racing.
B2 adjective /ˈflɔː.ləs/

Flawless

Meaning
perfect; without any defects or faults; immaculate
Example
Her flawless performance earned her a standing ovation.
B2 adjective /ˌmænˈmeɪd/

manmade

Meaning
something created or built by humans rather than occurring naturally
Example
This lake is manmade, not natural.
B2 adjective + noun kriˈeɪtɪv ɪɡˈzɪbɪts

creative exhibits

Meaning
Artistic displays or presentations that show originality and imagination.
Example
The creative exhibits highlighted recycling possibilities.
B2 noun /ˌmɛθəˈdɑlədʒi/

methodology

Meaning
A system of methods used in a particular area of study or activity.
Example
The research was conducted using a new methodology.
B2 noun /ˈpɒp.i/

Poppy

Meaning
a bright red flower with black seeds, often used as a symbol of remembrance
Example
The red poppy bloomed beautifully in the garden.
B2 adjective /ʌnˈiːvən/

Uneven

Meaning
not level or smooth; not regular or consistent
Example
The road was uneven and full of potholes.
B2 adjective /ɪnˈkluːsɪv/

inclusive

Meaning
Including all the services, facilities, or items normally expected or required; not excluding any section of society or any party involved.
Example
Inclusive growth benefits all sections of society.
B2 noun nɪˈsesɪti

necessity

Meaning
The fact of being required or indispensable; an indispensable thing.
Example
Waste management is a necessity for environmental sustainability.
B2 verb /sæk/

sack

Meaning
to dismiss from a job; to put something in a sack
Example
The company sacked him for poor performance.
B2 noun /ˌpɜːrsəˈnel/

personnel

Meaning
People employed in an organization or engaged in an organized undertaking such as military service.
Example
The company is hiring more personnel for its new branch.
B2 noun /ˈpɑːs.tʃər/

Posture

Meaning
the position in which someone holds their body; a particular attitude or approach
Example
Good posture is important for preventing back pain.
B2 noun /proʊˈbeɪʃən/

probation

Meaning
a period of testing or supervision, especially for offenders or new employees
Example
He was placed on probation for six months.
B2 noun /ˈdɪɡ.nə.ti/

Dignity

Meaning
the state of being worthy of honor or respect; composure and self-respect
Example
Despite facing hardships, she maintained her dignity throughout the ordeal.
B2 verb /kweɪk/

quake

Meaning
to shake or tremble, often due to fear or a natural event like an earthquake
Example
The ground began to quake during the earthquake.
B2 noun /ˈspesɪmən/

Specimen

Meaning
an individual example of something; a sample collected for scientific study or testing
Example
The scientist collected a blood specimen for analysis.
B2 noun /ˈfæntəsi/

fantasy

Meaning
a creation of the imagination, especially something improbable or impossible
Example
She has a vivid fantasy about traveling to space.
B2 verb /ˈɪmɪteɪt/

imitate

Meaning
to copy the behavior or manner of someone or something
Example
Children often imitate their parents' behavior.
B2 noun /ˈtɛl.ər/

teller

Meaning
A person who counts and manages money at a bank; a person who tells or relates something
Example
The bank teller counted the cash carefully before handing it over.
B2 verb /ˈresəl/

wrestle

Meaning
to fight by grappling and trying to throw down an opponent; to struggle with a problem
Example
The children like to wrestle on the playground.
B2 adjective /ˈaɪ.dəl/

Idle

Meaning
lazy; inactive; not working or being used
Example
The factory workers were idle during the strike.
B2 noun /ˈfreʃmən/

freshman

Meaning
a first-year student at a high school, college, or university
Example
The freshman felt nervous on his first day at university.
B2 noun /ˈmɒdjuːl/

module

Meaning
a self-contained unit of a course or system, typically part of a larger whole
Example
The module on machine learning was difficult but informative.
B2 verb /ˈɪr.ɪ.teɪt/

irritate

Meaning
To make someone annoyed or angry; to cause discomfort or inflammation.
Example
Rubbing your eyes can irritate them.
B2 noun ˈflaɪ.ɪŋ kɑːrz

flying cars

Meaning
Vehicles that can travel both on roads and in the air.
Example
Flying cars could soon solve urban traffic congestion.
B2 noun /fɪˈlɒs.ə.fi/

philosophy

Meaning
the study of the fundamental nature of knowledge, reality, and existence
Example
Her philosophy emphasizes kindness and empathy.
B2 verb /dɪsˈkloʊz/

disclose

Meaning
to reveal or make information known; to expose
Example
The company must disclose all financial information.
B2 adjective /pəˈsɪs.tənt/

persistent

Meaning
continuing to exist or endure over a prolonged period
Example
Despite many setbacks, her persistent efforts led to success.
B2 adverb /ʌnˈsɜːrtənli/

uncertainly

Meaning
in a way that shows doubt or lack of certainty
Example
She glanced uncertainly at the complicated instructions.
B2 noun /ɪnˈdʌstriəl ˌrɛvəˈluːʃən/

Industrial Revolution

Meaning
The rapid development of industry that occurred in Britain in the late 18th and 19th centuries, brought about by the introduction of machinery and characterized by the use of steam power and the growth of factories.
Example
The Industrial Revolution marked a shift in production processes.
B2 noun /ˈmɑːr.tɪn/

Martin

Meaning
small swift-flying bird that catches insects on the wing
Example
The martin built its nest under the bridge.
B2 noun /kənˈvɜːrtər/

converter

Meaning
a device or person that changes something from one form, system, or use to another; a tool that converts data, energy, or materials
Example
The engineer used a converter to change AC power into DC power.
B2 verb /dɪˈtætʃ/

detach

Meaning
to separate or remove something from something else
Example
She detached the page from the notebook.
B2 noun /ˈtreɪdmɑːrk/

trademark

Meaning
a symbol, word, or words legally registered or established by use as representing a company or product
Example
The company’s logo is its trademark.
B2 adjective /ˈsteɪʃəˌneri/

stationary

Meaning
Not moving or not intended to be moved.
Example
The car remained stationary at the red light.
B2 noun /dɪsˈɡʌst/

Disgust

Meaning
a feeling of revulsion or strong disapproval aroused by something unpleasant
Example
She expressed her disgust at the politician's corrupt behavior openly.
B2 noun /əˈkaʊntɪŋ/

accounting

Meaning
the process of recording, summarizing, and reporting financial transactions
Example
She works in the accounting department of a large firm.
B2 verb /ˈdɒmɪneɪt/

dominate

Meaning
to have power or control over something or someone
Example
The company dominates the smartphone market.
B2 adjective /ˈɒp.tɪ.məl/

optimal

Meaning
Best or most favorable; the most effective under particular conditions.
Example
The optimal temperature for plant growth is around 25°C.
B2 noun /kraɪst/

christ

Meaning
the title given to Jesus, considered the Messiah in Christianity
Example
Christ is central to Christian faith.
B2 noun /ˈtʃɪk piː/

Chick pea

Meaning
round beige legume; protein-rich pulse used in various dishes
Example
Soak the chick peas overnight before cooking them for better digestion.
B2 noun /ɪnˈsaɪdə/

insider

Meaning
a person within a group or organization who has access to confidential information
Example
He was an insider who knew all the company's secrets.
B2 adjective /ˈtʃeɪn.dʒə.bəl/

Changeable

Meaning
able to be changed; likely to change frequently
Example
The weather is very changeable in spring.
B2 noun ɪˈmjuː.nɪ.ti

immunity

Meaning
The ability of an organism to resist a particular infection or toxin by the action of specific antibodies.
Example
A strong immunity protects against infections.
B2 noun məˈtæb.əl.ɪ.zəm

metabolism

Meaning
The chemical processes that occur within a living organism in order to maintain life.
Example
Exercise boosts metabolism and burns calories.
B2 noun /ˌrɛprɪzɛnˈteɪʃən/

representation

Meaning
the action of speaking or acting on behalf of someone or something
Example
Her representation of the team was impeccable.
B2 noun /mʌŋk/

Monk

Meaning
a man who is a member of a religious community living under vows
Example
The monk spent hours in meditation each day.
B2 adjective /skeərs/

Scarce

Meaning
rare; not easily found; existing in small quantities
Example
Fresh water is becoming increasingly scarce in desert regions.
B2 noun /ˈraɪvəl/

Rival

Meaning
a person or thing competing with another for the same objective or for superiority in the same field
Example
The two companies have been business rivals for decades.
B2 adjective + noun ˈædvɜːrs ɪˈfekts

adverse effects

Meaning
Negative or harmful impacts that result from an action or condition.
Example
Plastic usage has adverse effects on the environment.
B2 noun /ˈaʊt.saɪ.dər/

Out-sider

Meaning
a person who does not belong to a particular group; someone not accepted by a group
Example
As an outsider, he found it difficult to understand their traditions.
B2 verb /ˌkoʊ.ɪnˈsaɪd/

coincide

Meaning
To occur at the same time or to be in agreement.
Example
The meeting coincided with her birthday.
B2 adjective /ˌʌndɪˈveləpt/

Undeveloped

Meaning
not yet developed; immature or primitive
Example
The undeveloped land was later turned into a park.
B2 verb /ˈkɒnvɪkt/

convict

Meaning
to find someone guilty of a crime in a court of law
Example
The court convicted him of theft.
B2 noun /ˈwɜːrʃɪp/

Worship

Meaning
the feeling or expression of reverence and adoration for a deity; religious devotion and practice
Example
They gather every Sunday for worship.
B2 verb /ˈfɪltər/

filter

Meaning
to pass a substance through a device to remove unwanted material or to selectively pass certain items
Example
She used a coffee filter to separate the grounds from the liquid.
B2 noun/verb jiːldz

yields

Meaning
The amount of agricultural produce harvested per unit of land area.
Example
Crop yields have declined due to extreme weather.
B2 adjective /ˈtʃiːzi/

cheesy

Meaning
tacky, overly sentimental, or cheap in quality
Example
The movie was funny but a bit too cheesy.
B2 verb /ˈflʌrɪʃ/

flourish

Meaning
To grow or develop in a healthy or successful way.
Example
Her business began to flourish after she introduced online sales.
B2 noun /ˈwʊd.pek.ər/

Woodpecker

Meaning
a bird that pecks at tree bark to find insects and create nesting holes
Example
The woodpecker hammered against the oak tree.
B2 verb/noun /vɛnt/

vent

Meaning
to release air, gas, or strong emotions; an opening that allows air, gas, or liquid to pass
Example
She vented her frustration after the long meeting.
B2 noun /ɪnˈtɛnsəti/

intensity

Meaning
The quality of being extreme, strong, or forceful in degree.
Example
The intensity of the storm frightened the villagers.
B2 noun /prəˈtɛstər/

protester

Meaning
a person who takes part in a protest or demonstration
Example
The protester spoke passionately about the cause.
B2 noun /kənˌfɪɡəˈreɪʃən/

configuration

Meaning
an arrangement of parts or elements in a particular form or structure
Example
The configuration of the system needs to be adjusted for better performance.
B2 adjective, verb /əbˈskjʊr/

obscure

Meaning
Not clearly expressed or understood; to make something difficult to see or understand.
Example
The meaning of the poem was obscure to most readers.
B2 noun /kəˈtæstrəfi/

catastrophe

Meaning
A sudden and widespread disaster or misfortune.
Example
The earthquake was a catastrophe for the entire region.
B2 noun /ɪnˈfɪnɪti/

infinity

Meaning
A concept describing something without any limit or end.
Example
The universe seems to stretch into infinity.
B2 conjunction /wɛərˈæz/

whereas

Meaning
used to introduce a contrast or comparison between two facts
Example
She prefers tea, whereas he likes coffee.
B2 verb /əˈbɒlɪʃ/

abolish

Meaning
to formally end or stop something; to cancel or eliminate completely
Example
The government decided to abolish the old tax system.
B2 verb, noun /dɑːrt/

dart

Meaning
to move suddenly and quickly; a small pointed missile thrown at a target
Example
The cat darted across the street to avoid the car.
B2 adjective/verb /əˈprɒksɪmət/

approximate

Meaning
close to the actual but not exact; to estimate or calculate roughly
Example
The cost is approximate and may change later.
B2 verb /prəˈvoʊk/

provoke

Meaning
To cause someone to become angry or to cause a reaction.
Example
His words provoked a heated argument.
B2 verb /ˈstreɪtən/

straighten

Meaning
to make something straight or tidy; to correct or organize
Example
She straightened her hair before the meeting.
B2 adjective, verb /ˈnoʊtɪd/

noted

Meaning
well known or famous; written down or observed
Example
He is a noted author in the field of history.
B2 noun /kəmˈpoʊnənt/

component

Meaning
a part or element of a larger whole, especially a machine or system
Example
The engine is the most important component of the car.
B2 noun /ˈtʌndrə/

tundra

Meaning
A vast, flat, treeless Arctic region where the subsoil is permanently frozen.
Example
Polar bears roam across the icy tundra.
B2 noun /ˈbeɪ.zəl/

Basil

Meaning
an aromatic herb with green leaves used in cooking, especially Italian cuisine
Example
The pasta sauce was flavored with fresh basil.
B2 noun /əˈfens/

Offence

Meaning
a breach of law or rule; an annoyance or resentment
Example
Stealing is a serious offence punishable by law.
B2 noun ˈbluː.prɪnt

blueprint

Meaning
A detailed plan or framework for a work or project, a pre-planned structure.
Example
The architect presented a blueprint for the new building.
B2 adverb /ˈfræŋkli/

Frankly

Meaning
honestly; openly; in a direct manner
Example
Frankly, I think this plan needs more consideration.
B2 noun /ˈeɪ.prən/

apron

Meaning
A protective garment worn over the front of one's clothes to keep them clean, especially while cooking.
Example
She tied an apron around her waist before cooking dinner.
B2 verb /ˌmænjʊˈfæktʃər/

manufacture

Meaning
to produce goods in large quantities using machinery; to make or create something
Example
The company manufactures electronic devices for global markets.
B2 noun ˌreɪdɪˈeɪʃən

radiation

Meaning
The emission of energy as electromagnetic waves or as moving subatomic particles.
Example
Radiation from the sun can be harmful without protection.
B2 adjective, adverb /ˈlɒŋ taɪm/

long-time

Meaning
lasting or existing for a long period of time; having continued for many years
Example
She is a long-time friend of my family.
B2 noun /əˈɡrɛʃən/

aggression

Meaning
hostile or violent behavior towards others
Example
His sudden aggression surprised everyone in the meeting.
B2 adverb /ˈθʌrəli/

Thoroughly

Meaning
completely; entirely; in a thorough manner
Example
She thoroughly cleaned the entire house before the guests arrived.
B2 adjective /ˌprɛzɪˈdɛnʃəl/

presidential

Meaning
relating to a president or presidency
Example
The presidential election is scheduled for next month.
B2 adjective /prɪˈdɪktəbəl/

predictable

Meaning
able to be predicted or foreseen
Example
His reactions were predictable based on his past behavior.
B2 noun /ˌsɜːrtɪfɪˈkeɪʃən/

certification

Meaning
the process of officially recognizing or confirming that something or someone meets required standards; an official document proving qualification
Example
She received her professional certification after completing the training program.
B2 noun /dɪsˈrʌp.ʃən/

disruption

Meaning
Barrier or interruption, sudden disturbance in any process or service.
Example
The road construction caused major disruption in traffic flow.
B2 adjective /rɪˈfreʃ.ɪŋ/

Refreshing

Meaning
making one feel energized and renewed; pleasantly new or different
Example
The cool breeze was refreshing after the hot day.
B2 adverb /ˈʌt.ə.li/

Utterly

Meaning
completely; absolutely; totally
Example
The movie was utterly boring and I fell asleep.
B2 noun /hʌb/

hub

Meaning
the central part of a place or activity where things converge
Example
The city is the hub of the country's trade network.
B2 noun /biːt/

Beet

Meaning
a plant with a round dark red root that is eaten as a vegetable
Example
Roasted beet with goat cheese makes a delicious salad.
B2 adjective, verb (past) /səˈspɛndɪd/

suspended

Meaning
Temporarily not allowed, stopped, or hanging.
Example
He was suspended from school for a week.
B2 adjective /ˌdɪsəˈɡriːəbl/

disagreeable

Meaning
Unpleasant or offensive; causing discomfort or annoyance.
Example
The weather was cold and disagreeable.
B2 noun /ˈkɒm.ɪt/

Comet

Meaning
a celestial object consisting of ice and dust that develops a tail when approaching the sun
Example
Halley's Comet appears in the sky every 76 years.
B2 adjective /ɪnˈstrʌkʃənəl/

instructional

Meaning
providing knowledge or information; intended to teach
Example
The website offers many instructional videos for beginners.
B2 noun /ˈen.tə.praɪz/

Enterprise

Meaning
a project or undertaking, especially a bold or complex one
Example
The space exploration enterprise required years of planning and preparation.
B2 adverb /səˈfɪʃəntli/

sufficiently

Meaning
to an adequate degree or extent
Example
She studied sufficiently to pass the exam.
B2 noun /ˈɑːrtɪzən/

artisan

Meaning
a skilled craftsperson who makes things by hand
Example
The artisan crafted a beautiful wooden chair.
B2 noun /kɒt/

Cot

Meaning
a small bed, especially a portable one or one for a baby
Example
The baby sleeps peacefully in her cot.
B2 noun /əˈlaɪnmənt/

alignment

Meaning
arrangement in a straight line or in proper position
Example
The alignment of the planets was perfect for the celestial event.
B2 noun ˈkwɒlɪti sliːp

quality sleep

Meaning
Deep and healthy sleep that is adequate and restorative, ensuring physical and mental well-being
Example
Quality sleep improves cognitive function and overall health.
B2 noun /ˈtæksˌpeɪər/

taxpayer

Meaning
a person who pays tax to the government
Example
The taxpayers' money is used to fund public services.
B2 adjective /ˈkaʊntləs/

countless

Meaning
too many to be counted; innumerable
Example
There are countless stars in the sky.
B2 adjective /esˈθet.ɪk/

Aesthetic

Meaning
Concerned with beauty or the appreciation of beauty.
Example
Good aesthetic design enhances product appeal.
B2 noun bækˈtɪə.ri.ə

bacteria

Meaning
A member of a large group of unicellular microorganisms which have cell walls but lack organelles and an organized nucleus.
Example
Specialized bacteria aid in waste decomposition.
B2 noun /ˈfrɪkʃən/

friction

Meaning
the resistance that one surface or object encounters when moving over another; conflict or tension between people or groups
Example
There was friction between the two departments over resource allocation.
B2 noun /ˈtʃɒp.ər/

Chopper

Meaning
a tool with a heavy blade for chopping wood; a helicopter
Example
The lumberjack swung the chopper to cut down the tree.
B2 noun /treɪt/

Trait

Meaning
a distinguishing quality or characteristic of a person; an inherited feature
Example
Patience is an important trait for anyone working with children.
B2 noun /ˈsiː.krə.si/

Secrecy

Meaning
the practice of keeping something secret; the state of being kept hidden
Example
The project was conducted in complete secrecy.
B2 noun /duːm/

doom

Meaning
A terrible fate, destruction, or unavoidable bad outcome.
Example
The ancient prophecy foretold the city’s doom.
B2 noun /ˌmænjəˈfæktʃərər/

manufacturer

Meaning
A person or company that makes goods in large quantities.
Example
The manufacturer produces cars for the global market.
B2 adjective ˌtek.nəˈlɒdʒ.ɪ.kəl

technological

Meaning
Relating to or involving technology, especially scientific technology.
Example
Technological advancements enable futuristic projects.
B2 verb /ˌkɒmprɪˈhɛnd/

comprehend

Meaning
to understand or grasp the meaning of something
Example
It is difficult to comprehend the scale of the disaster.
B2 adjective /ʌnˈfɪt/

Unfit

Meaning
not in good physical condition; unsuitable or inappropriate
Example
He was declared unfit for military service due to his poor health.
B2 noun /ˈpeə.rən.tɪŋ/

parenting

Meaning
The care and training a child receives while growing up, involving the development of their mental, physical, and social aspects.
Example
Effective parenting helps children develop confidence and independence.