adumbrate
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C2 verb /ˈæd.ʌm.breɪt/

adumbrate

予示する
Meaning
to foreshadow or suggest something in an unclear or indirect way
Example
The report adumbrates future economic challenges.
レポートは未来の経済的な課題を暗示している。
C1 adjective /əˈnæl.ə.ɡəs/

analogous

類似
Meaning
Comparable in certain respects, typically in a way that makes clearer the nature of things being compared.
Example
The human brain is analogous to a supercomputer.
人間の脳はスーパーコンピュータに類似している。
C2 verb /ˈædjʊˌleɪt/

adulate

過剰に賛美する
Meaning
to praise or flatter excessively
Example
The fans adulated the actor after his performance.
ファンたちは彼のパフォーマンスの後、俳優を賛美しました。
B2 verb /ˈɔː.tə.meɪt/

automate

自動化する
Meaning
To make a process or system operate automatically by means of machines or computers.
Example
Many companies automate their processes to save time.
多くの企業は時間を節約するためにプロセスを自動化しています。
C1 noun /ˌæf.ɚˈmeɪ.ʃən/

affirmation

確認
Meaning
The action or process of affirming something or being affirmed; emotional support or encouragement.
Example
Daily affirmation of self-worth boosts confidence.
自己肯定の毎日の確認は自信を高めます。
C1 noun /ˈænvɪl/

anvil

鉄製の金床
Meaning
A heavy iron block used by blacksmiths for hammering and shaping metal.
Example
The blacksmith placed the hot iron on the anvil.
鍛冶屋は熱い鉄をアンヴィルに置きました。
B2 noun, verb /ˈɑːrkaɪv/

archive

Meaning
A collection of historical documents or records; to store or preserve information for future use.
Example
The library decided to archive all the old manuscripts.
C2 noun /əˈnɔɪnt.mənt/

anointment

塗油の儀式
Meaning
The act of anointing, usually with oil, as part of a ritual or ceremony.
Example
The anointment of the new leader was a sacred ritual.
新しいリーダーの塗油の儀式は神聖な儀式でした。
A2 noun ˈɑːrɡjumənt

argument

議論
Meaning
A reason or set of reasons given with the aim of persuading others that an action or idea is right or wrong.
Example
His argument was based on majority.
彼の議論は多数決に基づいていました。
C1 noun /əˈnɒməli/

anomaly

異常
Meaning
something that deviates from the norm or expected result
Example
The sudden drop in temperature was considered an anomaly.
温度の急激な低下は異常と見なされました。
C1 noun /ˌɑːrbɪˈtreɪʃən/

arbitration

仲裁
Meaning
the process of resolving a dispute through an impartial third party whose decision is binding; formal judgment outside a court
Example
The contract requires arbitration to settle any disputes.
契約では紛争を仲裁で解決することが定められています。
C2 noun /əˈbluːʃən/

ablution

アブリューション
Meaning
the act of washing oneself, often for religious purposes
Example
He performed his morning ablution before the prayer.
彼は祈りの前に朝のアブリューションを行った。
C2 noun /ɑːmz/

alms

施し
Meaning
Money, food, or goods given to the poor as charity.
Example
The monk distributed alms to the needy villagers.
僧侶は貧しい村人たちに施しを分け与えた。
B2 verb/adjective /ɑːrˈtɪkjʊlət/

articulate

Meaning
to express thoughts or ideas clearly; having the ability to speak fluently and clearly
Example
She was able to articulate her ideas during the meeting.
C1 noun /əˌsaɪˈniː/

assignee

受領者
Meaning
a person to whom a right or property is legally transferred
Example
The assignee of the contract is responsible for all future obligations.
契約のアサイニーはすべての将来の義務に責任を負います。
C1 noun /ˈæd.və.ser.i/

adversary

対戦相手
Meaning
One's opponent in a contest, conflict, or dispute.
Example
The boxer faced a strong adversary in the ring.
ボクサーはリングで強い対戦相手に立ち向かった。
B2 adjective /əˈtɒm.ɪk/

Atomic

原子
Meaning
relating to atoms or atomic energy; extremely small
Example
The atomic structure of hydrogen is the simplest.
水素の原子構造は最も単純です。
B1 verb /əˈproʊtʃ/

approach

近づく / 解決する
Meaning
to move closer to someone or something; to deal with a situation or problem
Example
The teacher approached the student to offer help.
教師は学生に近づいて助けを申し出た。
C2 adjective /ˌæm.bɪˈdɛk.strəs/

ambidextrous

両利き
Meaning
Able to use both hands equally well, or versatile in abilities.
Example
Being ambidextrous can be beneficial in sports.
両利きであることはスポーツで有利です。
C1 adjective /ɔːˈstɪə/

austere

厳格、簡素
Meaning
Severe or strict in manner, attitude, or appearance; plain and simple.
Example
The monk lived an austere life in the mountains.
修道士は山中で厳格な生活を送った。
B2 noun ˌæn.tiˈɒk.sɪ.dənt

antioxidant

抗酸化物質
Meaning
A substance that may prevent or delay some types of cell damage by neutralizing free radicals.
Example
Green tea contains powerful antioxidants that slow aging.
緑茶には老化を遅らせる強力な抗酸化物質が含まれています。
B2 adjective + noun ˈædvɜːrs ɪˈfekts

adverse effects

悪影響
Meaning
Negative or harmful impacts that result from an action or condition.
Example
Plastic usage has adverse effects on the environment.
プラスチックの使用は環境に悪影響を与える。
C2 adverb /əˈθwɔːrt/

athwart

横断, 反対
Meaning
Across or in opposition to something.
Example
A fallen tree lay athwart the road, blocking traffic.
倒れた木が道路を横断して、交通を妨げていた。
C1 noun /ˌædəˈreɪʃən/

adoration

崇拝 / 深い愛
Meaning
deep love and respect; worship
Example
The fans showed their adoration for the singer.
ファンは歌手に対して自分の愛情を示した。
A2 noun /ˈeər kənˈdɪʃ.ən.ər/

Air conditioner

エアコン
Meaning
a system that controls the temperature, humidity, and air quality in a building or room
Example
We turned on the air conditioner because it was too hot outside.
外が暑すぎたので、エアコンをつけました。
B2 noun ˈæn.ɪk.doʊt

anecdote

スピーチや文章で使われる短くて興味深い話
Meaning
A short interesting story used in speeches or writing.
Example
A well-placed anecdote makes a speech more relatable.
適切に配置されたエピソードは、スピーチをより関連性のあるものにします。
C2 adjective /eɪˈrɪðmɪk/

arrhythmic

不整脈
Meaning
Lacking a regular rhythm or beat.
Example
The patient had an arrhythmic heartbeat.
患者は不整脈を持っていた。
B1 adjective /ˈæn.ju.əl/

annual

年次
Meaning
happening once every year
Example
The company holds an annual meeting for all its shareholders.
会社は毎年、すべての株主のために年次総会を開催します。
C2 noun /ˌeɪd də ˈkæmp/

aide-de-camp

上級将校の秘密の補佐役として働く軍人
Meaning
A military officer acting as a confidential assistant to a senior officer.
Example
The general was accompanied by his aide-de-camp during the ceremony.
儀式の間、将軍は自分のエイド・デ・キャンプと共に出席しました。
C2 adverb /əˈskæns/

askance

疑いの目で
Meaning
With suspicion, mistrust, or disapproval.
Example
She looked askance at his unusual proposal.
彼女は彼の異常な提案を疑いの目で見た。
C1 verb /ˈæn.ɛks/

annex

併合する
Meaning
To take control of a territory and add it to one's own.
Example
The empire annexed the neighboring kingdom after the war.
帝国は戦争後、隣国を併合した。
B2 noun /əˈplɔːz/

applause

拍手
Meaning
the sound of people clapping their hands to show approval or enjoyment
Example
The actor received loud applause after his performance.
俳優は彼のパフォーマンス後に大きな拍手を受けました。
C2 noun /əˈdɛndəm/

addendum

補遺
Meaning
an additional item or piece of information added at the end of a document or book
Example
The report included an addendum with updated statistics.
報告書には更新された統計データが含まれている補遺が含まれていた。
B2 noun ˈæsɛt

asset

資産
Meaning
A useful or valuable thing, person, or quality.
Example
Real estate is one of the most valuable assets.
不動産は最も価値のある資産の1つです。
A2 verb /əˈtend/

attend

参加する
Meaning
to be present at; to give attention to; to take care of
Example
I will attend the conference next week.
来週の会議に参加します。
B2 noun /ədˈmɪnɪstreɪtər/

administrator

Meaning
a person responsible for running or managing an organization or system
Example
The school administrator implemented new policies for students.
C2 verb əˈmiːljəreɪt

ameliorate

改善する, 向上させる
Meaning
To make better; improve or enhance something.
Example
The new policies are designed to ameliorate living conditions.
新しい政策は生活条件を改善するために設計されています。
C1 noun /ˈæbsɛs/

abscess

膿瘍
Meaning
A swollen area within body tissue containing pus, usually caused by infection.
Example
The dentist treated the abscess in his tooth.
歯医者は彼の歯の膿瘍を治療しました。
B2 adjective /əˈsɪdɪk/

acidic

酸性の
Meaning
containing acid; having a sour taste; sharp or biting in tone
Example
The lemon has an acidic taste that makes your mouth pucker.
レモンはとても酸っぱい味がする。
C1 noun /əˈfɪn.ɪ.ti/

affinity

親近感
Meaning
A natural liking for or attraction to a person, thing, idea, etc.
Example
She has an affinity for classical music.
彼女はクラシック音楽に親近感を持っています。
C2 noun /ˈæsɪˌteɪt/

acetate

アセテート
Meaning
a salt or ester of acetic acid; a synthetic material used in textiles and film
Example
The company produces acetate fibers for clothing.
その会社は衣服用のアセテート繊維を生産しています。
C2 noun /ˈeɪ.pi.ˌɛr.i/

apiary

養蜂場
Meaning
A place where beehives are kept, especially for commercial purposes.
Example
The farmer built a new apiary to produce organic honey.
農家は有機蜂蜜を生産するために新しい養蜂場を建てました。
C1 verb /ˈeɪ.li.ə.neɪt/

alienate

疎外する
Meaning
To make someone feel isolated or estranged; to cause someone to become unfriendly.
Example
His rude behavior alienated many of his friends.
彼の失礼な行動は多くの友人を遠ざけた。
C2 noun /ˈɔːtɑːrki/

autarchy

自給自足
Meaning
A system of self-sufficiency where a state or community is economically independent.
Example
The nation attempted autarchy to reduce reliance on imports.
その国は輸入依存を減らすために自給自足を試みました。
A2 noun /ˈæθliːt/

athlete

アスリート
Meaning
a person who is trained or skilled in physical exercises, sports, or games requiring strength, agility, or stamina
Example
The athlete trained hard for the upcoming Olympic Games.
アスリートは、来たるオリンピック大会のために厳しい訓練を積んだ。
C2 adjective /ɑːrˈbɔːr.i.əl/

arboreal

樹木に関する
Meaning
Relating to trees or living in trees; tree-dwelling.
Example
Monkeys are arboreal animals that spend most of their time in trees.
サルは樹上性の動物で、ほとんどの時間を木の上で過ごします。
C1 adjective /ˌæn.ɪkˈdoʊ.t̬əl/

anecdotal

事実や調査ではなく、個人的な話に基づく、逸話的な
Meaning
Based on personal accounts rather than facts or research; characterized by anecdotes.
Example
The book was filled with anecdotal evidence rather than data.
その本はデータではなく、逸話的証拠で満たされていました。
B2 verb /əˈstaʊnd/

astound

仰天させる
Meaning
to greatly surprise or amaze someone
Example
The magician's final trick astounded the audience.
そのマジシャンの最後の手品は観客を仰天させた。
A2 verb /əkˈsɛpt/

accept

受け入れる
Meaning
to receive willingly; to believe or come to recognize
Example
She decided to accept the job offer.
彼女は仕事の提案を受け入れることに決めた。
B1 noun/adjective /ˌæfrɪkən əˈmɛrɪkən/

african-american

アフリカ系アメリカ人
Meaning
A person of African descent living in or originating from the United States; relating to such people.
Example
She is proud of her African-American heritage.
彼女は自分のアフリカ系アメリカ人としての誇りを持っています。
B2 noun /əˈmɛnətiz/

amenities

アメニティ
Meaning
useful or pleasant facilities and services provided for comfort or convenience
Example
The hotel offers modern amenities such as free Wi-Fi and a swimming pool.
ホテルは無料Wi-Fiやプールなどの現代的なアメニティを提供しています。
C2 verb /əˈbɛt/

abet

Meaning
to encourage or assist someone to commit a crime or wrongdoing
Example
He was accused of abetting the criminals in their escape.
C2 noun /ˈækəlaɪt/

acolyte

Meaning
a follower or assistant, especially in a religious service or as a devoted supporter of a leader
Example
The senator arrived with a small group of acolytes who handled the press.
B2 adjective /ˌærəˈmætɪk/

aromatic

香り高い
Meaning
Having a pleasant and distinctive smell.
Example
The chef used aromatic herbs to flavor the dish.
シェフは料理の味を引き立てるために香り高いハーブを使いました。
A1 verb /æsk/

ask

尋ねる
Meaning
to request information; to inquire; to invite
Example
Can I ask you a question about the homework?
宿題について質問してもいいですか？
A2 noun /ədˈvɜːrtɪsmənt/

advertisement

広告
Meaning
a public notice or announcement promoting a product, service, or event
Example
The advertisement attracted many new customers.
その広告は多くの新しい顧客を引きつけた。
B1 noun ɔːˈθɒrəti

authority

権威
Meaning
The power or right to give orders, make decisions, and enforce obedience; a person or organization having power or control.
Example
Regional authority was emphasized.
地域の権限が強調されました。
B2 noun /ˈeɪlmənt/

ailment

病気
Meaning
An illness, typically a minor one.
Example
He went to the doctor for a minor stomach ailment.
彼は軽い胃の病気のために医者に行った。
C2 noun /ˈɑːrɡoʊ/

argot

専門用語
Meaning
the specialized vocabulary or jargon of a particular group, especially one with a common interest or occupation
Example
The thieves communicated in an argot that outsiders could not understand.
泥棒たちは外部の人々が理解できないアルゴでコミュニケーションを取った。
C1 noun ˌæmbɪˈɡjuːɪti

ambiguity

曖昧さ, 不明確さ
Meaning
The quality of being open to more than one interpretation; inexactness.
Example
The ambiguity of the statement caused confusion among the team.
その声明の曖昧さはチームの間で混乱を引き起こしました。
C2 noun /ˌætəlˈjeɪ/

atelier

アトリエ（アーティストやデザイナーのスタジオ）
Meaning
A workshop or studio, especially for an artist or designer.
Example
The painter invited us to his atelier to view his new collection.
画家は私たちを彼のアトリエに招待し、新しいコレクションを見せてくれました。
C2 noun /ˈæpəˌsteɪt/

apostate

背教者
Meaning
A person who renounces a religious or political belief or principle.
Example
He was labeled an apostate after abandoning the faith of his community.
彼は自分のコミュニティの信仰を捨てた後、背教者と呼ばれた。
C1 noun /əˈkuːstɪks/

acoustics

音響学
Meaning
the science of sound, or the properties of a space that affect how sound is heard
Example
The hall’s excellent acoustics made the orchestra sound rich and clear.
ホールの優れた音響学により、オーケストラの音が豊かで明確に聞こえました。
C2 noun /ˈædʒ.ə.tənt/

Adjutant

アジュタントコウ
Meaning
a large water bird with long legs and neck, also known as adjutant stork
Example
The adjutant stork stood motionless in the shallow water.
アジュタントコウは浅い水の中でじっと立っていました。
B1 noun /əˈsɪstəns/

Assistance

援助; 支援
Meaning
the action of helping someone with a job or task; support
Example
She offered her assistance with the project.
彼女はプロジェクトで援助を提供しました。
B2 verb /əˈveɪl/

avail

利用する
Meaning
to make use of something; to be of use or benefit
Example
You should avail yourself of this opportunity.
この機会を利用すべきです。
C1 adjective /æmˈbɪvələnt/

ambivalent

相反する
Meaning
Having mixed or contradictory feelings about something or someone.
Example
She was ambivalent about accepting the new job offer.
彼女は新しい仕事のオファーを受け入れることに対してアンビヴァレントだった。
C1 noun /əˌfɪl.iˈeɪ.ʃən/

affiliation

提携
Meaning
The state or process of affiliating or being affiliated; a connection or association.
Example
His affiliation with the company lasted for a decade.
彼の会社との提携は10年間続いた。
B2 noun, verb /ˈædɪkt/ (noun), /əˈdɪkt/ (verb)

addict

中毒者
Meaning
a person who is unable to stop using a harmful substance or doing something harmful; to cause someone to become dependent on something
Example
He is a video game addict who spends hours playing every day.
彼は毎日何時間もゲームをするゲーム中毒者です。
C1 verb /əˈlʊər/

allure

魅力
Meaning
to attract or tempt someone with something desirable; to entice
Example
The beautiful garden allured visitors from far away.
美しい庭園が遠くから訪問者を魅了しました。
C2 noun /əˈzeɪ.li.ə/

azalea

アザレアの花
Meaning
a flowering shrub with brightly colored blooms, often grown ornamentally
Example
The garden was full of blooming azaleas in spring.
春にはアザレアの花が咲いていました。
B1 noun, verb /eɪd/

aid

援助
Meaning
help or support, typically of a practical nature
Example
The volunteers provided aid to the flood victims.
ボランティアは洪水の被害者に援助を提供しました。
B2 noun /əˈstrɒnəmər/

astronomer

天文学者
Meaning
a scientist who studies the stars, planets, and the universe
Example
The astronomer observed the new comet through his telescope.
天文学者は望遠鏡を使って新しい彗星を観察しました。
A2 noun /ˈɔːtoʊ/

auto

オート
Meaning
A motor vehicle, especially a car.
Example
He drove his auto to the market.
彼はオートで市場に行きました。
B2 verb /ˈɔːltər/

alter

変更する
Meaning
to change or modify something slightly but significantly
Example
She decided to alter her dress to make it fit better.
彼女はドレスをより良くするために変更することを決めました。
C2 adverb /əˈbæk/

Aback

驚いた
Meaning
by surprise; unexpectedly
Example
I was taken aback by his sudden announcement.
私は彼の突然の発表に驚きました。
A1 article /æn/

an

一つの（不定冠詞）
Meaning
used before a noun to refer to a non-specific item that begins with a vowel sound
Example
She ate an apple for breakfast.
彼女は朝食にリンゴを一つ食べた。
C2 noun əˌten.juˈeɪ.ʃən

attenuation

減衰、減少、弱化
Meaning
The reduction of the force, effect, or value of something.
Example
The attenuation of sound waves affects communication.
音波の減衰はコミュニケーションに影響を与えます。
C2 noun /ˌæriˈviːst/

arriviste

成金
Meaning
A person who has recently gained wealth or status but is considered arrogant or socially unsophisticated.
Example
The business world is full of ambitious arrivistes.
ビジネスの世界には野心的な成金が溢れています。
B2 noun /əˈvɔɪdəns/

avoidance

回避
Meaning
the act of staying away from something; deliberate prevention of contact or confrontation
Example
Avoidance of difficult conversations can create bigger problems later.
難しい会話を回避すると、後でより大きな問題を生むことがある。
B2 noun /ˈæstərɔɪd/

asteroid

アステロイド
Meaning
A small rocky body orbiting the sun, mostly found in the asteroid belt between Mars and Jupiter.
Example
The asteroid belt lies between the orbits of Mars and Jupiter.
小惑星帯は火星と木星の軌道の間にあります。
B2 adjective /ˌæbsənt ˈmaɪndɪd/

absent-minded

うっかり者
Meaning
often forgetting things or not paying attention
Example
He is so absent-minded that he often forgets his keys.
彼はとてもうっかりしていて、よく鍵を忘れます。
C1 noun /ˈeɪ.peks/

apex

頂点, apex
Meaning
The highest point or peak of something; the top or summit.
Example
He reached the apex of his career.
彼は自分のキャリアの頂点に達した。
C1 noun /əˌtɜːni ˈdʒɛnərəl/

attorney-general

司法長官
Meaning
The chief legal officer of a state or country.
Example
The attorney-general announced new reforms to strengthen justice.
司法長官は司法の強化のための新しい改革を発表しました。
B2 noun ˈæk.tɪv rɪˈkɔːl

Active recall

アクティブリコール
Meaning
A learning technique that involves actively trying to retrieve information from memory rather than passively reviewing material.
Example
Active recall improves long-term memory and retention.
アクティブリコールは長期記憶と保持力を向上させます。
B2 adjective /əˈbʌndənt/

abundant

豊富
Meaning
existing or available in large quantities; plentiful
Example
The garden was abundant with colorful flowers.
庭は色とりどりの花であふれていました。
B2 adverb /ˈæk.jə.rət.li/

Accurately

正確に、間違いなく、適切に
Meaning
in an exact way, without any mistakes; precisely; correctly
Example
She accurately predicted the outcome of the election.
彼女は選挙結果を正確に予測した。
C2 verb /əˈdʌltəreɪt/

adulterate

不正混入
Meaning
to make something poorer in quality by adding another substance, usually of lower quality
Example
The company was fined for adulterating its products with cheap chemicals.
その会社は安価な化学物質で製品をアダルテレートしたため、罰金を科せられました。
C1 noun /æbˈstrækʃən/

abstraction

抽象
Meaning
the process of forming general ideas by removing specific details; an abstract concept or idea
Example
Abstraction allows complex ideas to be represented in a simplified form.
抽象は複雑な考えを簡単な形で表現することを可能にします。
C2 noun /əˈstɪɡmətɪzəm/

astigmatism

乱視
Meaning
An eye defect causing blurred vision due to irregular curvature of the cornea or lens.
Example
She wears glasses to correct her astigmatism.
彼女は乱視を矯正するために眼鏡をかけています。
C1 adjective /ˈɔːrəl/

aural

聴覚の
Meaning
Relating to the ear or the sense of hearing.
Example
The lecture was an aural experience as well as an intellectual one.
講義は聴覚的な体験であり、知的な体験でもありました。
C2 noun /ˌæntɪˈtɒksɪn/

antitoxin

抗毒素
Meaning
A substance that neutralizes a specific toxin in the body.
Example
The doctor administered an antitoxin to counter the snake venom.
医師は蛇の毒を無効にするために抗毒素を投与しました。
C2 adjective /ˈæmbjələˌtɔːri/

ambulatory

外来患者
Meaning
Relating to or able to walk; relating to outpatient medical care.
Example
The patient is ambulatory and does not require bed rest.
その患者は外来患者で、安静が必要ありません。
A1 noun /ˈeɪprɪl/

april

4月
Meaning
the fourth month of the year in the Gregorian calendar
Example
April is known for its pleasant spring weather.
4月は心地よい春の天気で知られています。
C1 noun /ˈeɪ.kər.ɪdʒ/

acreage

エーカー
Meaning
An area of land measured in acres.
Example
The farmer owns a large acreage of fertile land.
農夫は広大な肥沃な土地を所有しています。
C1 noun ˈæk.si.əm

axiom

公理
Meaning
A statement or principle that is considered true and does not require proof.
Example
Actions speak louder than words is a well-known axiom.
行動は言葉よりも雄弁である、それはよく知られた公理です。
B2 verb /əbˈzɔːrb/

absorb

吸収する
Meaning
to take in or soak up a liquid, energy, or information
Example
The sponge absorbed all the water.
スポンジは水をすべて吸収しました。
C1 adjective /ˌeɪθiˈɪstɪk/

atheistic

無神論的
Meaning
Relating to or characteristic of atheists or atheism.
Example
She grew up in an atheistic household with no religious rituals.
彼女は宗教的な儀式のない無神論的な家庭で育ちました。
C1 verb /əˈfɪliˌeɪt/

affiliate

提携する
Meaning
to officially attach or connect (a group or organization) to a larger body
Example
The school is affiliated with the local university.
その学校は地元の大学と提携しています。
A1 preposition, adverb /əˈbaʊt/

about

について
Meaning
concerning; on the subject of; approximately
Example
We talked about the new project yesterday.
昨日、私たちは新しいプロジェクトについて話しました。
C1 adjective /əˈpriː.ʃə.bəl/

Appreciable

顕著な; 重要な; 数量的にかなり
Meaning
noticeable; significant; considerable in amount
Example
There was an appreciable improvement in his test scores.
テストのスコアに顕著な改善が見られました。
B2 verb, noun, adjective /ˈɔːltərnət/ (adj, noun), /ˈɔːltərˌneɪt/ (verb)

alternate

交代、代替
Meaning
to occur in turn repeatedly; to take turns; also, a substitute or replacement
Example
The students alternate between online and offline classes.
学生たちはオンラインとオフラインのクラスを交互に受講します。
B2 noun /əˈsɛnt/

ascent

Meaning
The act of rising or climbing to a higher position or level.
Example
The climbers began their ascent to the mountain peak at dawn.
B1 verb əˈdrɛst

addressed

対応した
Meaning
To think about and begin to deal with an issue or problem.
Example
Addressing key problems is vital for long-term change.
主要な問題に取り組むことは、長期的な変化にとって重要です。
B2 adjective /əˈnɒn.ɪ.məs/

Anonymous

匿名の; 名前のない
Meaning
having an unknown name or identity; nameless
Example
The author published the book under an anonymous pseudonym.
著者は匿名のペンネームでその本を出版した。
C1 noun əˈpreɪ.zəl

appraisal

評価
Meaning
An assessment or evaluation of performance or quality.
Example
The annual appraisal determines salary increments.
年間の評価は給与の増加を決定します。
A1 noun/adjective /əˈmerɪkən/

american

アメリカン
Meaning
relating to the United States or its people
Example
She is an American citizen.
彼女はアメリカ市民です。
C2 noun /əˈdɛpt.nəs/

adeptness

熟練と巧妙さ
Meaning
Skill and dexterity in a task.
Example
His adeptness in negotiations helped close the deal successfully.
交渉における彼の熟練さは、契約を成功裡に締結するのに役立った。
C1 adjective /ˈækʃənəbl̩/

actionable

実行可能な
Meaning
Able to be acted on or giving sufficient reason for legal action.
Example
The lawyer confirmed that the evidence was actionable in court.
弁護士は証拠が法廷で実行可能であることを確認しました。
C1 verb /əˈseɪl/

assail

攻撃する
Meaning
to attack violently, either physically or with words
Example
The politician was assailed with difficult questions.
政治家は難しい質問で攻撃された。
B2 adverb /ˈæktɪvli/

actively

積極的に
Meaning
in a way that involves energetic participation or effort
Example
He is actively involved in community service.
彼は地域社会サービスに積極的に参加しています。
C2 noun /ˈænti/

ante

Meaning
a stake put up by a player in poker or similar games before receiving cards; also used figuratively to mean an initial investment or contribution
Example
Each player placed an ante before the game began.
C1 noun /ˈækəleɪd/

accolade

栄誉
Meaning
An award, honor, or expression of praise.
Example
She received an accolade for her outstanding performance.
彼女は卓越したパフォーマンスで栄誉を受けました。
C2 noun/adjective /ˈæl.əˌbæs.tər/

alabaster

アラバスター（白い鉱物）
Meaning
A fine-grained, usually white variety of gypsum, often used for carving; also describes something smooth and pale like alabaster.
Example
The statue was carved from pure alabaster.
その像は純粋なアラバスターで彫られました。
B2 noun /ˈɑːrkaɪvz/

archives

アーカイブズ
Meaning
A place or collection where historical records and documents are stored.
Example
She visited the national archives to research her family history.
彼女は家族の歴史を調べるために国立アーカイブズを訪れました。
B2 noun /əkˌsɛs.əˈbɪl.ə.ti/

accessibility

アクセシビリティ
Meaning
Accessibility or availability, easy availability of any place or service.
Example
Improved accessibility helps people with disabilities.
改善されたアクセシビリティは、障害を持つ人々を助けます。
C1 noun /ˈæftərˌθɔːt/

afterthought

Meaning
Something added or considered later than originally planned.
Example
The gift seemed like an afterthought rather than a genuine gesture.
B1 adverb /ˈɔːfəli/

awfully

とても
Meaning
in a very great degree; extremely; in a way that is very bad or unpleasant
Example
I am awfully glad to see you again.
また会えてとても嬉しいです。
C1 noun /ˈælkəmi/

alchemy

錬金術
Meaning
A medieval practice combining elements of chemistry and philosophy, aimed at transforming matter, especially turning base metals into gold.
Example
Medieval scientists devoted their lives to alchemy.
中世の科学者たちは命を錬金術に捧げました。
B1 adjective /ɑːrmd/

armed

武装した
Meaning
equipped with or carrying weapons
Example
The bank was robbed by armed men.
銀行は武装した男たちに襲われた。
C2 verb /əˈkuːtə/

accoutre

装備する
Meaning
to dress or equip, especially in something impressive or elaborate
Example
The knight was accoutred in shining armor.
騎士は輝く鎧で装備されていました。