Vocabulary Cards B2
111 cards available.
B2 noun
offering
オファリング
Meaning
something that is given, especially as a gift or contribution
Example
The company’s latest offering is an eco-friendly car.
B2 adverb
officially
公式に
Meaning
in a formal or authorized way
Example
The building was officially opened by the mayor.
B2 adjective
Oily
油っぽい; 油で覆われた; 脂っこい
Meaning
covered with oil; containing oil; greasy
Example
Her oily skin needs special care.
B2 verb
omit
省略する
Meaning
to leave out or exclude; to fail to include something
Example
Please don't omit any important details from your report.
B2 noun
one-third
三分の一
Meaning
one part of something that is divided into three equal parts
Example
One-third of the class was absent today.
B2 adjective
ongoing
進行中
Meaning
continuing; still in progress
Example
The ongoing project will finish next month.
B2 adverb
Openly
率直に; 公然と
Meaning
in a frank and honest way; without concealment; publicly
Example
She spoke openly about her struggles with mental health.
B2 adjective
operational
運用可能
Meaning
In working order; ready for use.
Example
The space project will be operational by 2025.
B2 noun
operator
オペレーター
Meaning
a person who operates equipment, a business, or controls something
Example
The machine operator ensured that everything ran smoothly.
B2 noun
Opponent
対戦相手; ライバル
Meaning
a person who disagrees with or resists a proposal or practice; someone who competes against another
Example
The chess player defeated his strongest opponent.
B2 verb
oppose
反対する
Meaning
to disagree with or resist; to act against
Example
Many citizens oppose the new tax policy.
B2 adjective
opposed
反対の
Meaning
being against or in disagreement with something
Example
She is strongly opposed to animal testing.
B2 noun
opposition
反対
Meaning
the action of opposing or resisting something
Example
The opposition to the new law was strong.
B2 verb
opt
選ぶ
Meaning
to choose or decide to do something instead of something else
Example
Many students opt to study abroad for better opportunities.
B2 noun
optician
眼鏡技師
Meaning
A person who makes or sells glasses and contact lenses.
Example
The optician adjusted my new glasses to fit better.
B2 adjective
optimal
最適、最良
Meaning
Best or most favorable; the most effective under particular conditions.
Example
The optimal temperature for plant growth is around 25°C.
B2 adjective + noun
optimal temperature
最適温度
Meaning
The best or most favorable temperature for a particular purpose
Example
Winter provides optimal temperature for farming.
B2 noun
optimism
楽観主義
Meaning
Hopefulness and confidence about the future or the successful outcome of something.
Example
Her optimism helped her overcome difficult times.
B2 noun
Optimist
楽観主義者
Meaning
a person who tends to be hopeful and confident about the future; someone who sees the good side of things
Example
As an optimist, she always believed things would improve.
B2 adjective
optimistic
楽観的
Meaning
hopeful and confident about the future
Example
She is optimistic about the success of her new project.
B2 adjective
Optional
任意
Meaning
not compulsory; left to choice
Example
Wearing a tie is optional for this event.
B2 adjective
Oral
口頭の; 口に関する
Meaning
spoken rather than written; relating to the mouth
Example
The oral examination will test your speaking skills.
B2 noun
Orang-Outang
オランウータン
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.
B2 noun
orbit
軌道
Meaning
The curved path of a celestial object around a star, planet, or moon.
Example
The satellite maintains its orbit around Earth.