Vocabulary Cards
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C2 verb
billow
波のように膨らむ
Meaning
To swell or rise in large waves or surges; to flow outward in a rolling motion.
Example
Smoke billowed from the burning building.
C2 adjective
billowing
波打つ
Meaning
Describing something that swells or surges outward in waves or large masses.
Example
She walked through the billowing curtains.
C2 noun
bimester
二ヶ月の期間
Meaning
A period of two months.
Example
The academic program is divided into six bimesters.
B2 verb
bind
結びつける
Meaning
To tie, fasten, or hold together securely.
Example
This force binds quarks together.
B2 noun
Bio-data
履歴書
Meaning
biographical data; a resume or curriculum vitae containing personal and professional information
Example
Please submit your bio-data along with the job application.
C2 noun
bioavailability
体内吸収能力
Meaning
The degree to which a substance can be absorbed and used by the body.
Example
Turmeric's bioavailability increases when consumed with black pepper.
C2 noun
biocide
バイオサイド
Meaning
A chemical substance or microorganism intended to destroy, deter, render harmless, or exert a controlling effect on any harmful organism.
Example
Biocides help control pests and reduce the spread of diseases.
B2 adjective
biodegradable
生分解性の
Meaning
Capable of being decomposed by natural biological processes, typically by bacteria or other living organisms, without causing harm to the environment.
Example
Biodegradable materials break down naturally without harming the environment.
B2 noun
biodiversity
生物多様性
Meaning
The variety of life in the world or in a particular habitat or ecosystem.
Example
Rainforests are home to immense biodiversity.
C1 phrase
biodiversity preservation
生物多様性の保護
Meaning
The protection and conservation of the variety of life in all its forms, including different species, genetic diversity, and ecosystems.
Example
Biodiversity preservation is critical for ecological balance.
B2 noun
biofuel
バイオ燃料
Meaning
A fuel derived immediately from living matter, as opposed to fossil fuels derived from long-dead biological matter.
Example
Biofuels reduce dependence on conventional energy sources.
C2 noun
biograph
伝記
Meaning
A written account of a person's life; an early motion-picture projector (historical use).
Example
The library holds an old biograph of the poet.
B2 noun
Biography
伝記
Meaning
an account of someone's life written by someone else; the story of a person's life
Example
I'm reading a fascinating biography of Albert Einstein.
B2 adjective
biological
生物学的
Meaning
relating to the science of biology or to life and living organisms
Example
She is studying biological sciences at university.
B1 noun
biology
生物学
Meaning
The scientific study of living organisms.
Example
Biology explains how plants and animals function.
C2 noun
bioremediation
バイオレメディエーション
Meaning
The use of living organisms to neutralize or remove environmental contaminants.
Example
Bioremediation helps remove toxins from polluted soil.
C1 noun
Biosphere
バイオスフィア
Meaning
the regions of the surface and atmosphere of the earth occupied by living organisms
Example
Climate change is affecting the entire biosphere.
C2 noun
biped
二足歩行動物
Meaning
An animal that walks on two feet.
Example
Humans are examples of biped creatures.
A1 noun
bird
鳥
Meaning
a warm-blooded animal with feathers and wings that usually lays eggs and can often fly
Example
A bird was singing on the tree branch.
A2 noun
Birth
誕生; 起源; 始まり;
Meaning
the emergence of a baby or young from the body of its mother; the beginning or origin of something
Example
The birth of their first child was a joyful moment.
A1 noun
birthday
Meaning
the anniversary of the day on which a person was born, typically celebrated annually
Example
We are planning a surprise birthday party for her.
C1 noun
birthright
生まれつきの権利
Meaning
A privilege or possession that a person has from birth.
Example
Freedom is considered a birthright of every individual.
A2 noun
Biscuit
ビスケット
Meaning
a small, hard, dry cake; a cookie
Example
Children love to eat chocolate biscuits with milk.
B2 noun
bishop
司教
Meaning
a senior member of the Christian clergy, usually in charge of a diocese and empowered to confer holy orders.
Example
The bishop delivered a powerful sermon during Sunday service.