climate regulation
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C1 noun ˈklaɪmət ˌrɛɡjʊˈleɪʃən

climate regulation

気候調整
Meaning
The moderation of climate conditions through natural or artificial processes.
Example
Forests help in climate regulation by stabilizing local temperatures.
森林は地域の温度を安定させることで気候調整に役立ちます。
C1 adjective /klæd/

clad

服を着た / 覆われた
Meaning
dressed or covered in a particular way
Example
The knight was clad in shining armor.
騎士は輝く鎧を着ていた。
C1 verb koʊˈɜrs

coerce

強制する
Meaning
To force someone to do something against their will using threats or intimidation.
Example
The manager tried to coerce the employees into working overtime.
マネージャーは従業員を強制的に残業させようとしました。
C1 noun /kənˈsiːt/

conceit

虚栄心
Meaning
excessive pride in oneself; vanity
Example
His conceit made him unpopular among his colleagues.
彼の虚栄心は彼を同僚の中で不人気にした。
C1 noun /krɪˈden.ʃəl/

credential

資格証明書
Meaning
a qualification, achievement, or aspect of a person's background used to indicate suitability for something
Example
She presented her credentials before starting the new job.
彼女は新しい仕事を始める前に資格証明書を提示しました。
C1 noun /kənˈveɪəns/

conveyance

輸送
Meaning
The action or process of transporting or carrying someone or something from one place to another.
Example
The conveyance of goods was delayed due to bad weather.
悪天候のため、商品の輸送が遅れました。
C1 noun /ˈsɛntrɪˌfjuːdʒ/

centrifuge

遠心分離機
Meaning
A machine that spins substances at high speed to separate different components.
Example
The lab technician used a centrifuge to separate the blood cells from the plasma.
実験室の技術者は、血液細胞を血漿から分離するために遠心分離機を使用しました。
C1 noun /ˈkæpɪˌlɛri/

capillary

毛細血管
Meaning
a very thin blood vessel that connects arteries and veins
Example
Oxygen passes from the blood into tissues through capillaries.
酸素は血液から組織に毛細血管を通って移動します。
C1 noun /kuːp/

coop

鶏や他の鳥のための小さな囲いまたは小屋
Meaning
a small enclosure or cage for chickens or other birds
Example
The farmer checked the chickens in the coop every morning.
農夫は毎朝小屋の中の鶏をチェックしていました。
C1 noun /ˈkjuːmɪn/

Cumin

クミン
Meaning
A spice made from the dried seeds of a plant in the parsley family, with a warm earthy flavor
Example
Cumin is an essential spice in Indian and Middle Eastern cooking.
クミンはインディア料理と中東料理で重要なスパイスです。
C1 noun /ˈkævərn/

cavern

洞窟
Meaning
a large cave or chamber in a cave
Example
The explorers entered a dark cavern beneath the mountain.
探検家たちは山の下にある暗い洞窟に入った。
C1 noun /ˈkɒnfɪdænt/

confidant

信頼できる友人
Meaning
A person with whom one shares a secret or private matter, trusting them not to repeat it.
Example
She found a true confidant in her childhood friend.
彼女は子供時代の友人の中に本当の信頼できる友人を見つけました。
C1 noun /kɒzˈmɒlədʒi/

cosmology

コスモロジー
Meaning
the science of the origin and development of the universe
Example
She studied cosmology to understand the origins of the universe.
彼女は宇宙の起源を理解するためにコスモロジーを学んだ。
C1 adjective ˈklaɪ.mət rɪˈzɪl.i.ənt

climate-resilient

気候に強い
Meaning
Able to cope with the adverse effects of climate change; sustainable and adaptable.
Example
Climate-resilient crops can survive extreme weather conditions.
気候に強い作物は極端な天候にも耐えられます。
C1 noun /kənˈtɛndər/

contender

競争者, 立候補者
Meaning
a person or team competing for a title or prize
Example
She is a strong contender for the mayoral position.
彼女は市長職の強力な候補者です。
C1 verb /ˈkʌvət/

covet

切望する
Meaning
to desire something belonging to someone else
Example
He coveted his neighbor's new car.
彼は隣人の新しい車を欲しがっていました。
C1 noun /ˈsɪstərn/

cistern

貯水槽
Meaning
A tank or container for storing water, usually for household use.
Example
The old house still had a cistern to collect rainwater.
古い家にはまだ雨水を集めるための貯水槽がありました。
C1 adjective, noun /ˈkeɪnaɪn/

canine

犬に関する / 犬歯
Meaning
Relating to dogs; also refers to the pointed teeth in humans and animals
Example
The police trained a canine unit for search operations.
警察は捜索活動のために警察犬ユニットを訓練した。
C1 noun /ˌkɒn.təmˈpleɪ.ʃən/

contemplation

深い考察
Meaning
The action of looking thoughtfully at something for a long time; deep reflective thought.
Example
She sat in contemplation before making her decision.
彼女は決断を下す前に深く考察していた。
C1 adverb /ˈkrɒswaɪz/

Crosswise

交差方向
Meaning
in the form of a cross; diagonally across
Example
Place the logs crosswise to build a stable fire.
安定した火を作るために丸太を交差方向に置いてください。
C1 adjective /klænˈdɛstaɪn/

clandestine

Meaning
kept secret or done secretly, especially for illicit purposes
Example
They held a clandestine meeting late at night.
C1 adjective /kənˈtraɪvd/

contrived

人工的または強制的; 自然でないまたは自発的でない
Meaning
artificial or forced; not natural or spontaneous
Example
The ending of the movie felt contrived and unrealistic.
映画の結末は作り物で非現実的に感じました。
C1 verb /ˈkrɪstəlaɪz/

crystallize

結晶化する
Meaning
to form crystals; to make an idea or plan clear and definite
Example
Her vague thoughts began to crystallize into a solid plan.
彼女のあいまいな考えは、明確な計画に結晶化し始めた。
C1 adjective /ˈsiːs.ləs/

Ceaseless

途切れのない; 終わりのない
Meaning
continuing without pause or interruption; endless
Example
The ceaseless rain lasted for three days.
途切れのない雨は三日間続いた。
C1 adjective /koʊˈɪnsɪdənt/

coincident

同時
Meaning
Occurring at the same time; occupying the same position in space or time.
Example
The festival was coincident with the national holiday.
フェスティバルは国民の祝日と同時でした。
C1 noun /ˈkænən/

canon

規範
Meaning
A general law, rule, principle, or collection of sacred books accepted as genuine.
Example
The book is now considered part of the literary canon.
その本は現在、文学の規範の一部と見なされています。
C1 noun /kɑːɡ/

cog

車輪や歯車の歯
Meaning
A tooth on the rim of a wheel or gear; metaphorically, a minor but necessary part of a larger system.
Example
He felt like just a small cog in a big machine.
彼は大きな機械の中で小さな歯車のように感じていた。
C1 adjective /ˈkɔːrəl/

choral

合唱に関連する
Meaning
Relating to, written for, or performed by a choir or chorus.
Example
The church hosted a choral performance on Sunday.
教会は日曜日に合唱のパフォーマンスを開催しました。
C1 adjective kənˈkɝː.ənt

concurrent

同時に行われる、並行する、同じ時間に行われる
Meaning
Existing, happening, or done at the same time.
Example
The conference had concurrent sessions on various topics.
会議では、さまざまなトピックに関する並行セッションが行われました。
C1 adjective ˈser.ɪ.brəl

cerebral

大脳の
Meaning
Of the cerebrum of the brain.
Example
Cerebral functions regulate thoughts.
大脳機能は思考を調整します。
C1 adjective /kənˈɡrɛʃənl/

congressional

議会の
Meaning
relating to a congress, especially the US Congress
Example
The bill received strong congressional support.
その法案は強力な議会の支持を得た。
C1 noun /kæʃ/

cache

キャッシュ
Meaning
A hidden storage of items or a high-speed memory in computing.
Example
The hikers found a cache of supplies hidden under the rocks.
ハイカーたちは岩の下に隠された物資のキャッシュを見つけました。
C1 noun koʊˈhisɪv ˈjunɪts

cohesive units

結束した単位
Meaning
Groups or organizations that work together as unified wholes, with members closely bound together.
Example
Early humans formed cohesive units for survival.
初期の人類は生存のために結束した単位を作った。
C1 adverb /ˌkɒnfɪˈdenʃəli/

Confidentially

機密に
Meaning
in a confidential manner; secretly; privately
Example
The information was shared confidentially between the two managers.
その情報は2人のマネージャーの間で機密に共有されました。
C1 noun/verb /ˈsaɪ.fər/

cipher

暗号
Meaning
A secret or disguised way of writing; a code; to put a message into secret writing.
Example
Military messages are protected using a cipher.
軍事的なメッセージは暗号を使って保護されます。
C1 verb ˌkəʊ.əˈles

coalesce

統合する
Meaning
Come together and form one mass or whole; unite to form one organization or group.
Example
The different theories coalesced into one unified idea.
異なる理論が一つの統一されたアイデアに統合されました。
C1 verb /ˈkʌl.mɪ.neɪt/

culminate

最高潮に達する
Meaning
To reach the final or climactic stage of a process or activity.
Example
Years of hard work culminated in his success.
長年の努力が彼の成功に集約された。
C1 noun /ˈkɒz.moʊs/

Cosmos

コスモスの花
Meaning
a colorful annual flower with daisy-like blooms and feathery foliage
Example
The cosmos flowers swayed gently in the summer breeze across the meadow.
コスモスの花は夏の風にそよいで、草地を横切っていました。
C1 adjective /ˈkræfti/

crafty

ずるい, 狡猾, 騙し
Meaning
skilled at achieving goals through cunning or deceit; sly
Example
The crafty fox evaded the hunters again.
ずる賢いキツネは再び狩人たちをかわしました。
C1 adjective /kəˈləʊ.kwi.əl/

colloquial

口語
Meaning
Used in ordinary conversation rather than formal speech or writing; informal language.
Example
His colloquial expressions made the speech relatable.
彼の口語表現はスピーチをより身近なものにしました。
C1 noun /ˈkɒndɪmənt/

condiment

調味料/ソース
Meaning
a substance such as salt, mustard, or ketchup that is used to add flavor to food
Example
Ketchup is a popular condiment in many countries.
ケチャップは多くの国で人気の調味料です。
C1 verb /kənˈstruː/

construe

解釈する
Meaning
to interpret or understand the meaning of something in a particular way
Example
His words could be construed as a threat.
彼の言葉は脅威として解釈されるかもしれません。
C1 adjective /kənˈtɛmptʃuəs/

contemptuous

軽蔑的, 侮辱的
Meaning
showing or expressing contempt; scornful
Example
She gave him a contemptuous glance.
彼女は彼に軽蔑のまなざしを向けた。
C1 noun /kəmˈplɪsəti/

complicity

共謀
Meaning
the state of being involved with others in an illegal activity or wrongdoing
Example
The court revealed his complicity in the fraud scheme.
裁判所は彼の詐欺計画における共謀を明らかにした。
C1 verb /kriːk/

creak

高い音できしむ音を立てる
Meaning
to make a high-pitched, squeaking noise when moved
Example
The old door creaked as she opened it.
古いドアは彼女が開けるときにきしんだ。
C1 adjective /kənˈtɪɡ.ju.əs/

contiguous

隣接
Meaning
sharing a common border; touching
Example
The two continguous houses shared a wall.
隣接する2軒の家が壁を共有していました。
C1 verb /kənˈfaʊnd/

confound

Meaning
to confuse or surprise someone, often by acting against their expectations
Example
The magician's trick seemed to confound the entire audience.
C1 noun /ˌkɒmpɪˈleɪʃən/

compilation

コンピレーション
Meaning
a collection of things, especially pieces of writing or music, gathered together
Example
The book is a compilation of his best essays.
その本は彼の最高のエッセイのコンピレーションです。
C1 noun /ˈkælkjʊləs/

calculus

微積分
Meaning
A branch of mathematics concerned with rates of change and accumulation; also a hard mineral deposit in the body such as on teeth.
Example
Calculus is essential for advanced studies in physics and engineering.
微積分は物理学と工学の高度な研究に不可欠です。
C1 adjective ˈkɒn.təm.plə.tɪv

contemplative

思索的または瞑想的
Meaning
Expressing or involving prolonged thought; meditative and reflective.
Example
He spent a contemplative evening reflecting on his decisions.
彼は自分の決断を振り返りながら、思索的な夕べを過ごしました。
C1 noun kəmˈpleɪ.sən.si

complacency

自己満足
Meaning
Excessive self-satisfaction with one's achievements that can hinder progress.
Example
His complacency led to a decline in his performance.
彼の自己満足は彼のパフォーマンスの低下を招いた。
C1 verb kəˈrɒb.ə.reɪt

corroborate

確認する
Meaning
Confirm or give support to a statement, theory, or finding.
Example
The witness corroborated the defendant's testimony.
証人は被告の証言を裏付けました。
C1 adjective /ˌʃoʊ.vəˈnɪs.tɪk/

chauvinistic

ショービニズム
Meaning
Displaying or characterized by excessive or prejudiced loyalty or support, especially towards one's own gender or group.
Example
His chauvinistic attitude alienated many of his female colleagues.
彼のショウビニスティックな態度は多くの女性の同僚を疎外した。
C1 verb ˌsɝː.kəmˈvent

circumvent

巧妙に回避する、または障害や規則を回り道する方法を見つける
Meaning
To cleverly avoid or find a way around obstacles or rules.
Example
He tried to circumvent the security system.
彼はセキュリティシステムを回避しようとした。
C1 adjective /ˈkɒn.keɪv/

concave

凹形
Meaning
curved inward like the inside of a bowl
Example
The mirror had a concave surface that magnified her reflection.
鏡は凹形の表面を持ち、彼女の反射を拡大しました。
C1 verb /ˈsenʃər/

censure

非難する, 厳しく批判する
Meaning
to criticize severely; to express strong disapproval
Example
The committee censured the politician for his misconduct.
委員会は彼の不正行為に対して政治家を非難しました。
C1 noun ˈkɑːr.bən ˌsiː.kwəˈstreɪ.ʃən

carbon sequestration

炭素の固定化と長期貯蔵
Meaning
The process of capture and long-term storage of atmospheric carbon dioxide to mitigate or defer global warming.
Example
Forests play a key role in carbon sequestration.
森林は炭素の固定化において重要な役割を果たします。
C1 adjective kənˈten.ʃəs

contentious

論争のある
Meaning
Causing or likely to cause an argument; controversial.
Example
The contentious issue divided global leaders.
その論争的な問題は、世界のリーダーたちを分裂させました。
C1 noun /ˈklaɪəntɛl/

clientele

顧客層
Meaning
The clients or customers of a professional person or business.
Example
The salon's clientele includes many high-profile individuals.
そのサロンの顧客層には多くの高いプロフィールを持つ人物が含まれています。
C1 noun /ˈkælɪbər/

caliber

カリバー
Meaning
The quality of someone's ability or character; the internal diameter of a gun barrel.
Example
The university attracts students of high caliber.
その大学は高いカリバーの学生を引き付けます。
C1 noun /kənˈtentmənt/

contentment

満足感
Meaning
a state of happiness and satisfaction with what one has
Example
She felt a deep sense of contentment after helping others.
他人を助けた後、彼女は深い満足感を感じた。
C1 adjective /ˈkæl.əs/

Callous

無情な; 冷酷な; 非情な
Meaning
showing or having an insensitive and cruel disregard for others; emotionally hardened
Example
He showed a callous disregard for others' feelings.
彼は他人の感情を無視して冷酷に振る舞った。
C1 noun /kənˈfɛdərəsi/

confederacy

連邦
Meaning
a group of states, people, or organizations united for a common purpose
Example
The southern states formed a confederacy during the civil war.
南部の州は南北戦争中に連邦を結成しました。
C1 noun /səˈvɪləti/

civility

礼儀
Meaning
Polite and courteous behavior.
Example
He treated his opponent with civility despite their differences.
彼は彼の対戦相手に対して礼儀を持って接した、彼らの違いにもかかわらず。
C1 noun/verb kənˈdʒɛk.tʃər

conjecture

推測
Meaning
An opinion or conclusion formed on the basis of incomplete information; to form an opinion or supposition about something.
Example
The scientist's conjecture was later proven true.
科学者の推測は後に正しいことが証明された。
C1 verb /kəˈleɪt/

collate

整理する
Meaning
to collect, arrange, and combine in order
Example
The secretary collated the reports before the meeting.
秘書は会議前に報告書を整理した。
C1 noun /ˈkʌvənənt/

covenant

契約
Meaning
a formal agreement or promise, often legally binding
Example
The landlord and tenant signed a covenant to maintain the property.
家主と借家人は財産を維持するために契約に署名しました。
C1 noun /ˈkaʊn.tər kleɪm/

counter-claim

反訴
Meaning
a claim made to rebut a previous claim, often in legal contexts
Example
The defendant filed a counter-claim against the plaintiff.
被告は原告に対して反訴を提起しました。
C1 noun kəˈlæt.ər.əl

collateral

担保、ローンの保証として提供される資産
Meaning
Something pledged as security for repayment of a loan, to be forfeited in the event of a default.
Example
The bank requires collateral for loan approval.
銀行はローン承認のために担保を要求します。
C1 adjective /ˈkælkjʊleɪtɪŋ/

calculating

計算高い
Meaning
acting in a scheming and ruthlessly determined way
Example
He had a cold and calculating approach to business.
彼はビジネスに冷徹で計算高いアプローチを持っていた。
C1 noun /ˈʃɪvəlri/

chivalry

騎士道
Meaning
The medieval knightly system with its moral, social, and religious code; courteous behavior, especially toward women.
Example
The knight lived by the code of chivalry.
騎士は騎士道の規範に従って生きていました。
C1 noun /ˈkɒt.ən ˈfæb.rɪk/

Cotton Fabric

綿布
Meaning
textile made from cotton fibers, known for being soft, breathable, and comfortable
Example
Cotton fabric is perfect for summer clothing.
綿布は夏の衣服に最適です。
C1 adjective /ˈkɒnvɛks/

convex

凸状の、外向きに丸みを帯びた
Meaning
curved or rounded outward
Example
The lens has a convex shape to focus light.
レンズは光を焦点を合わせるために凸の形状をしています。
C1 noun kənˈvɜː.dʒəns

convergence

収束
Meaning
The process of coming together from different directions to meet at a common point; unification or integration.
Example
The convergence of technologies is revolutionizing industries.
技術の収束が産業を革命的に変革しています。
C1 noun /ˈtʃʌk.əl/

Chuckle

軽い笑い
Meaning
a quiet or suppressed laugh; to laugh quietly or with amusement
Example
He gave a soft chuckle when he heard the funny joke.
彼は面白いジョークを聞いて軽くクスクス笑った。
C1 verb /ˌkaʊntərˈækt/

counteract

反作用
Meaning
to act against something in order to reduce its effect
Example
The medicine helps counteract the side effects of the treatment.
その薬は治療の副作用をカウンターアクトするのに役立ちます。
C1 noun /ˌkæm.əˈrɑː.dɚ.i/

camaraderie

仲間意識, 友情, 連帯感
Meaning
Mutual trust and friendship among people who spend a lot of time together.
Example
The camaraderie among teammates was inspiring.
チームメイト間の仲間意識は感動的でした。
C1 noun /kəˈmoʊʃən/

commotion

騒ぎ
Meaning
A state of noisy confusion or disturbance.
Example
The sudden commotion in the market drew everyone's attention.
市場での突然の騒ぎがみんなの注目を集めた。
C1 noun /ˈkɒnsjʊlət/

consulate

領事館
Meaning
the building or office where a consul works
Example
He went to the consulate to renew his visa.
彼はビザを更新するために領事館に行きました。
C1 verb /kənˈspaɪər/

conspire

共謀する
Meaning
to secretly plan with others to do something harmful or illegal
Example
They conspired to overthrow the government.
彼らは政府を倒すために共謀した。
C1 noun /ˈkrɒkəri/

crockery

食器
Meaning
Dishes, plates, cups, and other items made of earthenware or china.
Example
The hotel provided clean crockery for the guests.
ホテルはゲストに清潔な食器を提供しました。
C1 noun /ˈkriː.dəns/

credence

信頼, 認めること
Meaning
belief in or acceptance of something as true
Example
The witness gave credence to the defendant's alibi.
証人は被告のアリバイに信頼をおいた。
C1 noun /kəˈres/

Caress

愛撫
Meaning
a gentle or loving touch
Example
The mother's gentle caress calmed the crying baby.
母親の優しい愛撫が泣いている赤ちゃんを落ち着かせた。
C1 adjective /kɜːrt/

curt

ぶっきらぼう
Meaning
Rudely brief in speech or manner.
Example
His curt reply made everyone uncomfortable.
彼のぶっきらぼうな返答は、皆を不快にさせた。
C1 verb /kənˈdəʊn/

condone

容認する
Meaning
To accept or allow behavior that is morally wrong or offensive.
Example
The manager refused to condone harassment in the workplace.
マネージャーは職場での嫌がらせを容認することを拒否しました。
C1 verb /ˈkʌn.dʒər/

conjure

召喚する
Meaning
to summon something as if by magic; to imagine vividly
Example
The magician conjured a rabbit out of the hat.
魔法使いは帽子からウサギを召喚しました。
C1 verb /ˈkəʊ.dɪ.faɪ/

codify

体系化する
Meaning
to arrange laws, rules, or ideas into a clear and systematic code
Example
The committee worked to codify the existing laws.
委員会は既存の法律を体系化するために取り組みました。
C1 noun /kɑːrˈtɒɡrəfi/

cartography

地図学
Meaning
The science or practice of drawing maps.
Example
She studied cartography at university to learn how to design maps.
彼女は大学で地図学を学び、地図のデザインを学びました。
C1 noun /ˈkɑːrtɪlɪdʒ/

cartilage

軟骨
Meaning
A firm, flexible connective tissue found in various parts of the body such as joints, ear, and nose.
Example
The doctor explained that the injury damaged the cartilage in his knee.
医者はその怪我が彼の膝の軟骨にダメージを与えたと説明しました。
C1 adjective /ˈtʃɛk.ərd/

checkered

チェッカード
Meaning
Having a pattern of alternating squares of different colors; also describing a past full of ups and downs or varied experiences.
Example
He had a checkered career with many highs and lows.
彼は多くの浮き沈みを経験したチェッカードなキャリアを持っていた。
C1 verb /ˈkɒnfɪskeɪt/

confiscate

Meaning
to take something away officially, often as a punishment
Example
The teacher confiscated the student's phone during class.
C1 noun /ˈkrɛvɪs/

crevice

亀裂
Meaning
a narrow crack or opening, especially in a rock or wall
Example
The lizard hid in a crevice between the stones.
トカゲは石の間の亀裂に隠れていた。
C1 noun /ˈkætərækt/

cataract

白内障 / 滝
Meaning
A medical condition causing clouding of the eye's lens; also a large waterfall.
Example
The old man suffered from cataracts in both eyes.
その高齢の男性は両目に白内障を患っていました。
C1 adjective ˈkrɪp.tɪk

cryptic

暗号的, 謎めいた, 不明確な
Meaning
Having a meaning that is mysterious or obscure; difficult to understand.
Example
The message was cryptic and hard to decipher.
そのメッセージは暗号的で解読が難しかった。
C1 verb, noun /klɑːɡ/

clog

詰まる / 木靴
Meaning
to block or become blocked; a type of heavy wooden shoe
Example
The sink was clogged with food waste.
シンクは食べ物のゴミで詰まっていました。
C1 verb /kɜːrˈteɪl/

curtail

制限する
Meaning
to reduce or limit something, especially something considered undesirable
Example
The company had to curtail its spending due to budget cuts.
予算削減のため、会社は支出を削減しなければなりませんでした。
C1 noun /ˈkɒl.ə.bəʊn/

Collar-bone

鎖骨
Meaning
either of the pair of bones joining the breastbone to the shoulder blades; clavicle
Example
He broke his collar-bone in the accident.
事故で鎖骨を骨折しました。
C1 verb /siːd/

cede

譲渡する
Meaning
to give up power, territory, or rights to another
Example
The country ceded territory after losing the war.
その国は戦争に負けた後、領土を譲渡した。
C1 noun /ˌkɔːriˈɒɡrəfi/

choreography

振付
Meaning
The art of designing and arranging dances and movements.
Example
The choreography of the ballet was breathtaking.
バレエの振付は息を呑むほど素晴らしかった。
C1 noun/verb /kroʊˈʃeɪ/

crochet

Meaning
Needlework made by interlocking loops of thread with a hooked needle; the act of making such items.
Example
She learned how to crochet a scarf for winter.
C1 verb /ˈkɒŋɡrɪɡeɪt/

congregate

集まる, 集結する
Meaning
to gather together in a group; to assemble
Example
People congregate in the town square every evening.
人々は毎晩町の広場に集まります。
C1 verb /kraʊtʃ/

crouch

Meaning
to bend your knees and lower your body close to the ground
Example
The cat crouched before leaping at its prey.
C1 verb /klæsp/

clasp

握る / 留め金
Meaning
to grasp or hold tightly; also a device for fastening
Example
She clasped her hands together in prayer.
彼女は祈りの中で手を合わせた。
C1 noun /kræɡ/

crag

急な崖や岩の面
Meaning
a steep or rugged cliff or rock face
Example
The hikers climbed the jagged crag to reach the summit.
ハイカーたちは頂上に到達するために険しい崖を登った。
C1 verb /kəmˈpjuːt/

compute

計算する
Meaning
To calculate or determine by using a computer or mathematical methods.
Example
The software can compute the total cost in seconds.
そのソフトウェアは数秒で総コストを計算できます。
C1 noun /ˈkæptər/

captor

捕虜監視者
Meaning
a person or group who has captured someone or something
Example
The hostage managed to escape from his captors.
人質はその捕虜監視者から逃げることができました。
C1 noun /ˈkæn.dɚ/

candor

率直
Meaning
The quality of being open, honest, and straightforward in speech or expression.
Example
She spoke with candor about the challenges she faced.
彼女は直面した課題について率直に話しました。
C1 noun ˌkɒn.əˈteɪ.ʃən

connotation

言葉の暗示的または示唆された意味
Meaning
The implied or suggested meaning of a word beyond its literal definition
Example
The word 'home' has a warm connotation of comfort and family.
'家'という言葉には、快適さと家族を象徴する温かい暗示がある
C1 adjective ˌkɒn.ʃiˈen.ʃəs

conscientious

良心的
Meaning
Wishing to do what is right, especially to do one's work or duty well and thoroughly.
Example
A conscientious worker always delivers high-quality results.
良心的な労働者は常に高品質な結果を提供します。
C1 noun /krʌks/

crux

核心
Meaning
the most important or decisive point of an issue
Example
The crux of the problem lies in poor communication.
問題の核心はコミュニケーション不足にあります。
C1 noun /kəˈmændər ɪn tʃiːf/

Commander-in-chief

最高司令官
Meaning
the supreme leader of a nation's armed forces
Example
The president serves as the commander-in-chief of the military.
大統領は軍隊の最高司令官として務めています。
C1 verb /kʌl/

cull

Meaning
to select or remove from a larger group, often to reduce numbers
Example
The farmers decided to cull the sick animals from the herd.
C1 noun /krəˈʃɛndoʊ/

crescendo

音量の段階的増加
Meaning
a gradual increase in loudness or intensity, especially in music
Example
The orchestra built to a powerful crescendo before the finale.
オーケストラはフィナーレの前に強力なクレッシェンドを築いた。
C1 adjective /ˈkɒz.mɪk/

cosmic

宇宙的, 広大な
Meaning
relating to the universe or cosmos; vast
Example
Astronomers study cosmic phenomena to understand the universe.
天文学者たちは宇宙を理解するためにコズミック現象を研究しています。
C1 adjective /kəˈmɛmərətɪv/

commemorative

記念の
Meaning
Serving as a reminder or in honor of a person or event.
Example
They issued a commemorative coin for the independence anniversary.
彼らは独立記念日を祝うために記念コインを発行しました。
C1 verb /ˈkaʊər/

cower

恐怖で縮こまる
Meaning
to crouch down in fear
Example
The child cowered behind the sofa during the thunderstorm.
子供は雷の間、ソファの後ろで恐怖で縮こまっていた。
C1 noun /ˈkɒntrəbænd/

contraband

密輸品
Meaning
goods that are illegal to import, export, or possess
Example
The police seized a shipment of contraband cigarettes.
警察は密輸されたタバコの積荷を押収しました。
C1 noun /kəˈθɑːrsɪs/

catharsis

カタルシス
Meaning
The process of releasing strong emotions, providing relief.
Example
Writing in her diary was a form of catharsis for her.
彼女の日記に書くことは、彼女にとって一種のカタルシスでした。
C1 noun /kənˈstɪtʃuənsi/

constituency

選挙区
Meaning
A geographical area whose residents elect a representative to a legislative body.
Example
She campaigned tirelessly across her constituency.
彼女は選挙区で疲れ知らずに選挙運動を行いました。
C1 noun/verb /kruːˈseɪd/

crusade

十字軍、激しいキャンペーン
Meaning
a vigorous campaign for a social, political, or religious cause; to fight passionately for a cause
Example
She has been crusading for women's rights all her life.
彼女は一生を女性の権利のために戦っています。
C1 noun /ˈkæv.əl.ri/

Cavalry

騎兵
Meaning
soldiers who fight on horseback; the part of an army formerly composed of troops on horseback
Example
The cavalry charged across the field with great speed.
騎兵は速さでフィールドを横断しました。