英语词汇词典 | 单词含义、定义和示例
A person who delivers formal speeches with skill and eloquence
"The orator captivated the audience with his eloquence."
A large-scale musical composition for orchestra, choir, and soloists, usually on a sacred theme, performed without costumes or scenery.
"Handel's 'Messiah' is one of the most famous oratorios ever written."
The art of formal public speaking, often with eloquence and persuasion.
"The politician's oratory impressed the crowd."
the curved path that a planet, satellite, or object follows around another body in space
"The Earth moves in an orbit around the Sun."
a large group of musicians playing different instruments together
"The orchestra performed beautifully at the concert."
in the beginning, at first
"Originally, she wanted to be a doctor."
The branch of medicine dealing with childbirth and care of women giving birth.
"She is studying obstetrics to become a specialist in childbirth."
used to refer to something different from the one already mentioned or known
"I don't want this one, I will take the other one."
a large flightless bird native to Africa with long legs and neck
"The ostrich is the world's largest bird."
To exclude someone from a group or society.
"The community decided to ostracize the dishonest trader."
The act of excluding someone from a group or society.
"The student faced ostracism after breaking the rules."
Characterized by a showy or pretentious display intended to impress others.
"He wore an ostentatious gold chain to the party."
excessive display of wealth or knowledge intended to attract admiration or envy
"The billionaire’s party was full of ostentation and luxury."
clearly demonstrative or pointing out; explicitly shown
"The teacher gave an ostensive example to clarify the concept."
stated or appearing to be true, but not necessarily so
"His ostensible reason for leaving was illness, but many doubted it."
to turn into bone or become rigid and inflexible
"With age, some tissues tend to ossify."
Turned into bone or become rigid; unwilling to change.
"The company had an ossified management structure that resisted innovation."
consisting of or turned into bone; bony
"The fossil showed osseous structures of the ancient creature."
To kiss.
"They osculated under the mistletoe during the party."
The movement back and forth at a regular speed.
"The oscillation of the pendulum controls the clock."
To move or swing back and forth at a regular speed.
"The fan oscillates to spread air around the room."
Relating to the correction of deformities of bones or muscles.
"She visited an orthopedic surgeon for her back pain."
The conventional spelling system of a language.
"English orthography can be confusing for learners."
at right angles; independent or unrelated
"In mathematics, two vectors are orthogonal if their dot product is zero."
traditional or generally accepted beliefs and practices
"The religious leader defended the orthodoxy of the faith."
an institution for the care and education of children who have lost their parents
"The charity built a new orphanage for homeless children."
a child whose parents are dead; someone without protective support
"The orphan was adopted by a loving family."
full, rich, and clear in sound; pompous in style
"The actor's orotund voice filled the theater."
the scientific study of birds
"She pursued ornithology to understand the migration patterns of birds."
a scientist who studies birds
"The ornithologist spent years studying migratory birds."
bad-tempered and combative; stubborn
"The ornery old man refused to leave his chair."
elaborately or highly decorated
"The palace hall was filled with ornate furniture and paintings."
Serving as decoration; decorative rather than functional.
"The garden was filled with ornamental plants."
A decorative object that adds beauty to something.
"The Christmas tree was decorated with colorful ornaments."
a prayer, especially a devout or formal one
"He whispered a quiet orison before going to sleep."
to come into existence; to begin; to create or produce
"The tradition originated in ancient times."
An authoritative rule, law, or decree issued by a city, town, or authority.
"The city council passed an ordinance banning smoking in public parks."
Food produced without the use of chemicals such as artificial pesticides, fertilizers, or other artificial agents.
"Organic foods are healthier than processed foods."
Farming without chemical fertilizers and pesticides using natural methods.
"Organic farming reduces pollution and promotes healthier food."
Relating to or derived from living matter; produced without artificial chemicals.
"They prefer to eat organic fruits and vegetables."
a part of the body that performs a specific function
"The heart is an important organ in the human body."
Military supplies including weapons, ammunition, and combat equipment.
"The army stored ordnance in a secure facility outside the city."
The ceremony of conferring holy orders or official religious authority.
"The church held a special service for the ordination of new priests."
Common, usual, or not special; something that happens regularly.
"She wore an ordinary dress to the party."
A very difficult or painful experience, often lasting for a long time.
"The survivors went through a terrible ordeal after the earthquake."
Planned or coordinated carefully and deliberately.
"The attacks were orchestrated with precision."
a diverse family of flowering plants known for their exotic and often fragrant flowers
"The white orchid on the windowsill bloomed for months."
well-organized; systematic; peaceful
"Please keep your desk orderly and clean."
