autonomously
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C1 adverb /ɔːˈtɒnəməsli/

autonomously

自律的に
Meaning
In an independent or self-governing manner.
Example
The robot can operate autonomously without human intervention.
ロボットは人間の介入なしで自律的に動作できます。
C1 verb /əˈdʒɔɪn/

adjoin

隣接する
Meaning
To be next to and joined with something.
Example
Their house adjoins the park.
彼らの家は公園に隣接しています。
C2 noun /ˈeɪʒən swɒmp iːl/

Asian swamp eel

アジアドジョウウナギ
Meaning
a snake-like freshwater fish that can survive in muddy waters and is considered a delicacy in South Asian cuisine
Example
Asian swamp eel can breathe air and survive in shallow muddy waters.
アジアドジョウウナギは空気を吸い、浅い泥の水で生き残ることができます。
B2 adjective /ˈæp.lɪ.kə.bəl/

applicable

適用可能
Meaning
Relevant or appropriate in a particular situation.
Example
This rule is applicable to eye care too.
このルールは目のケアにも適用されます。
C2 noun /ˌænəlˈdʒiːziə/

analgesia

鎮痛
Meaning
The inability to feel pain while still conscious.
Example
The doctor induced analgesia before performing the procedure.
医者は手術を行う前に鎮痛を誘発した。
C1 noun /ɔːˈdæs.ə.ti/

audacity

大胆さ
Meaning
The willingness to take bold risks; boldness or fearlessness.
Example
His audacity to question authority was admirable.
権威に異議を唱える彼の大胆さは賞賛に値した。
B2 adjective /əˈbjuːsɪv/

abusive

虐待的 / 身体的または言葉での害を伴う
Meaning
extremely offensive or insulting; involving physical or verbal harm
Example
She left her job because of her abusive boss.
彼女は虐待的な上司のせいで仕事を辞めました。
B2 noun /əˈsɜːʃən/

assertion

主張
Meaning
a confident and forceful statement of fact or belief
Example
Her assertion that she was right was met with silence.
彼女の自分が正しいという主張は、沈黙とともに受け入れられました。
A1 adjective /əˈfreɪd/

afraid

怖がっている
Meaning
feeling fear or anxiety; worried that something undesirable will happen
Example
She was afraid of the dark.
彼女は暗闇を怖がっていた。
C2 adjective /ˈæsənənt/

assonant

アソナンス
Meaning
Having or characterized by assonance; repeating similar vowel sounds.
Example
The poem is filled with assonant words that create a musical rhythm.
その詩は音楽的なリズムを生み出すアソナンスの言葉で満ちています。
C2 noun əˈlæk.rə.t̬i

alacrity

迅速で楽しい準備
Meaning
Brisk and cheerful readiness.
Example
He accepted the challenge with alacrity.
彼はアラクリティで挑戦を受け入れた。
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。
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 adjective /əˈrɛstɪŋ/

arresting

魅力的な
Meaning
Attracting attention in a striking or impressive way.
Example
The actress gave an arresting performance.
女優は魅力的な演技をしました。
C2 adjective /əˈstrɪndʒənt/

astringent

厳しい
Meaning
sharp or severe in manner or style; also describes a substance that contracts skin or body tissues
Example
Her astringent tone silenced the noisy class.
彼女の厳しい口調は、騒々しいクラスを静めた。
B2 noun /ˈæsɪd/

acid

酸
Meaning
a chemical substance that reacts with bases and has a sour taste
Example
Lemons contain citric acid.
レモンにはクエン酸が含まれています。
B2 noun /ədˈvɛntʃərər/

adventurer

冒険家
Meaning
a person who seeks exciting, risky, or unusual experiences; someone who explores new or unknown places
Example
The adventurer traveled deep into the jungle in search of ancient ruins.
その冒険家は古代遺跡を探してジャングルの奥深くへ旅した。
C1 adjective /əˈbɪzməl/

abysmal

ひどい / 恐ろしい
Meaning
extremely bad or appalling
Example
The team's performance was abysmal.
チームのパフォーマンスはひどかった。
B2 verb /əˈkjuːmjəleɪt/

accumulate

蓄積する
Meaning
to gather or collect things gradually over time
Example
She managed to accumulate a small fortune through wise investments.
彼女は賢明な投資を通じて少しの富を積み上げることができました。
A2 noun /ænt/

Ant

アリ
Meaning
a small insect that lives in organized colonies and is known for hard work
Example
The ant carried a crumb that was twice its size.
アリは自分のサイズの2倍のパンくずを運びました。
B2 noun ədˈvɑːns.mənt

advancement

進歩
Meaning
The process of promoting or moving forward; development or improvement in a particular area.
Example
Technological advancement shapes the future.
技術的進歩は未来を形作る。
C1 adjective /ˈæʃən/

ashen

青白い
Meaning
Very pale in appearance, often due to shock, fear, or illness.
Example
His face turned ashen when he heard the terrible news.
彼は恐ろしいニュースを聞いたとき、顔が青白くなった。
C2 verb /ˈæd.l̩/

addle

混乱させる
Meaning
To confuse or muddle someone’s mind.
Example
The complicated instructions only served to addle him.
複雑な指示は彼を混乱させるだけでした。
A1 adverb /əˈɡoʊ/

ago

以前
Meaning
Used to indicate how long before the present something happened.
Example
I met her two years ago.
私は2年前に彼女に会いました。
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 /ˌævəˈrɪʃəs/

avaricious

貪欲な
Meaning
having or showing extreme greed for wealth or material gain
Example
The avaricious landlord increased the rent unfairly.
貪欲な家主は不公平に家賃を上げました。
B1 noun /æks/

Axe

斧
Meaning
a tool with a heavy blade for cutting wood
Example
The lumberjack swung his axe to chop the tree.
木こりは木を切るために斧を振った。
A2 noun ækt

act

法律
Meaning
A written law passed by a legislative body.
Example
The act was passed in 2023.
その法律は2023年に可決されました。
B1 adverb /ˌɔːl.təˈɡeð.ər/

Altogether

合計; 完全に; 全て
Meaning
completely; in total; considering everything
Example
The project cost altogether five thousand dollars.
そのプロジェクトの費用は合計五千ドルでした。
B2 verb /ˈɔːdɪt/

audit

監査する
Meaning
to examine and verify financial records or accounts officially
Example
The accountant will audit the company's books next month.
会計士は来月会社の帳簿を監査します。
B2 adjective /əˈkjuːt/

acute

急性
Meaning
present or experienced to a severe or intense degree; having sharp perception
Example
The patient suffered from acute pain after the surgery.
手術後、患者は激しい痛みを感じました。
C1 noun ænˈtɪk.wə.ti

antiquity

古代
Meaning
The ancient past, especially the period of classical and other human civilizations before the Middle Ages.
Example
The ruins are a reminder of the city's antiquity.
遺跡はその都市の古代を思い出させるものです。
C1 adjective /əˈtrəʊ.ʃəs/

Atrocious

ひどい; 極端に悪いまたは不快な
Meaning
horrifyingly wicked; extremely bad or unpleasant
Example
The conditions in the prison were atrocious.
刑務所の状態はひどかった。
C2 noun /əˈsper.ɪ.ti/

asperity

Meaning
Harshness of tone, manner, or surface.
Example
She spoke with asperity when she was interrupted.
C2 adjective əˈdrɔɪt

adroit

器用な, 巧妙な, うまい
Meaning
clever or skillful in using the hands or mind.
Example
She is adroit at solving complex problems.
彼女は複雑な問題を解決するのが得意です。
B2 adverb /ˌɑːrtɪˈfɪʃəli/

Artificially

人工的に;
Meaning
by artificial means; not naturally; in a fake manner
Example
The lake was artificially created for irrigation purposes.
その湖は灌漑目的で人工的に作られました。
C2 adjective /æbˈhɔːr.ənt/

Abhorrent

忌まわしい; 嫌悪すべき
Meaning
extremely unpleasant and causing disgust; detestable
Example
The idea of animal cruelty is abhorrent to most people.
動物虐待の考えはほとんどの人々にとって嫌悪感を抱かせます。
B2 verb /əˈstɒnɪʃ/

astonish

驚かせる
Meaning
to surprise someone greatly; to fill with sudden wonder or amazement
Example
The magician’s final trick astonished the entire audience.
そのマジシャンの最後のトリックは観客全員を驚かせた。
B2 noun /ˈæftərˌlaɪf/

afterlife

Meaning
Life or existence that some believe continues after physical death.
Example
Many cultures have different beliefs about the afterlife.
C2 adverb /əˈbɛd/

abed

ベッドで
Meaning
in bed
Example
She stayed abed all day due to illness.
病気のため、彼女は一日中ベッドで寝ていました。
C1 noun /ˌæŋɡloʊ ˈsæksən/

anglo-saxon

Meaning
A member of the Germanic peoples who settled in England in the early Middle Ages; also relating to their language or culture.
Example
The Anglo-Saxon period greatly influenced English culture and language.
C1 noun /əˈtoʊnmənt/

atonement

贖罪
Meaning
the act of making amends for a wrong, sin, or injury
Example
The festival was celebrated as a day of atonement.
その祭りは贖罪の日として祝われました。
C1 noun ˌæɡ.rəʊˈkem.ɪ.kəl

agrochemical

農業化学物質
Meaning
A chemical product used in agriculture, especially a pesticide or fertilizer.
Example
Excessive use of agrochemicals can degrade soil quality.
過度なアグロケミカルの使用は土壌の質を低下させる可能性があります。
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。
B1 noun /ədˈmɪʃ.ən/

Admission

入学; 受け入れ
Meaning
the process of entering or being allowed to enter a school or organization; accepting that something is true
Example
She gained admission to Harvard University.
彼女はハーバード大学に入学許可を得ました。
A1 pronoun /ˈɛniwʌn/

anyone

誰か
Meaning
any person at all; used to refer to an unspecified person
Example
Does anyone know the answer to this question?
誰かこの質問の答えを知っていますか？
C1 noun /ˈæmplɪtjuːd/

amplitude

振幅
Meaning
the maximum extent of a vibration or oscillation, or the size of something
Example
The amplitude of the earthquake was measured on the Richter scale.
地震の振幅はリヒター・スケールで測定されました。
B1 adjective, verb /əˈproʊpriət/ (adj), /əˈproʊprieɪt/ (verb)

appropriate

適切 / 取る
Meaning
suitable or proper in the circumstances (adj); to take something for one’s own use, often without permission (verb)
Example
Wearing formal clothes was appropriate for the ceremony.
フォーマルな服を着ることはその儀式には適切でした。
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。
C1 noun /əˈboʊd/

abode

住居
Meaning
a place of residence; a home
Example
They invited us to their humble abode.
彼らは私たちを彼らの質素な住居に招待しました。
C1 verb /əˈbriːvieɪt/

abbreviate

省略する
Meaning
To shorten a word, phrase, or text by leaving out letters or parts.
Example
We often abbreviate 'Doctor' to 'Dr'.
私たちはよく 'Doctor' を 'Dr.' に省略します。
C1 noun /ˌæn.ɪˈmɒs.ə.ti/

Animosity

敵意; 憎しみ
Meaning
strong hostility or dislike; active hatred or ill will
Example
There was clear animosity between the two rival teams.
二つのライバルチーム間には明確な敵意がありました。
B2 noun /ɔːˈtɒn.ə.məs ˈviː.ɪ.kəlz/

autonomous vehicles

自動運転車
Meaning
Vehicles that can operate and move without human intervention or control.
Example
Autonomous vehicles are revolutionizing the future of transport.
自動運転車は交通の未来を革新しています。
B2 noun /əˈkʌmplɪʃmənt/

accomplishment

達成
Meaning
something that has been achieved successfully
Example
Graduating from university was a major accomplishment for him.
大学を卒業することは彼にとって大きな達成でした。
C1 noun /ˈɑːrdər/

ardor

情熱、熱意
Meaning
Great enthusiasm or passion.
Example
She spoke with ardor about her new project.
彼女は新しいプロジェクトについて情熱をもって話していました。
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。
B2 noun /æʃ/

ash

灰
Meaning
the powdery residue left after the burning of a substance
Example
After the fire, only ash remained of the house.
火事の後、家の灰だけが残った。
C2 noun /ˌækwəˈpɒnɪks/

aquaponics

アクアポニックス
Meaning
A system of aquaculture in which the waste produced by farmed fish or other aquatic animals supplies nutrients for plants grown hydroponically.
Example
Aquaponics efficiently utilizes water by integrating fish and plant farming.
アクアポニックスは魚と植物の農業を統合することによって水を効率的に利用します。
C1 noun /əˈtrɑːsəti/

atrocity

残虐行為
Meaning
an extremely cruel or violent act, often involving physical violence
Example
The world condemned the atrocity committed against civilians.
世界は市民に対して行われた残虐行為を非難しました。
B1 adverb /əˈprɒk.sɪ.mət.li/

approximately

おおよそ
Meaning
used to show that something is almost, but not completely, accurate or exact
Example
The journey takes approximately three hours.
旅行はおおよそ3時間かかります。
B2 adverb /ˈɑːɡjuːəbli/

arguably

おそらく
Meaning
used to say that a statement is open to argument or is considered true by many people
Example
She is arguably the most talented player on the team.
彼女はおそらくチームで最も才能のある選手だ。
C1 adjective /əˈniːmɪk/

anemic

貧血
Meaning
Suffering from anemia; lacking in vitality, strength, or color.
Example
The doctor prescribed iron supplements for her anemic condition.
医者は彼女の貧血状態のために鉄分補充剤を処方しました。
C1 noun /ɑːrˈmɑːdə/

armada

戦艦艦隊
Meaning
A large fleet of warships.
Example
The Spanish Armada sailed against England in 1588.
スペインのアルマダは1588年にイギリスに対して出航した。
B2 verb /əˈspaɪər/

aspire

志す
Meaning
to have a strong desire to achieve something
Example
Many students aspire to study abroad.
多くの学生が海外で勉強することを目指しています。
C1 verb /əˈpɔːl/

appall

驚かす
Meaning
To shock or horrify someone with something unpleasant or bad.
Example
The cruelty of the crime appalled the entire community.
犯罪の残酷さがコミュニティ全体を驚かせた。
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 /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 verb /əˈtɛst/

attest

証明する
Meaning
To provide or serve as clear evidence of; to confirm or certify the truth of something.
Example
The witness attested to the accuracy of the report.
証人は報告書の正確さを証明しました。
B1 noun əˈses.mənt

assessment

評価
Meaning
The evaluation or estimation of the nature, quality, or ability of someone or something.
Example
The assessment process ensures fairness.
評価プロセスは公平性を確保します。
C2 noun /ˈɔːrɪkl̩/

auricle

耳の外側部分
Meaning
The external part of the ear; also an upper chamber of the heart in anatomy.
Example
The doctor examined the patient’s auricle for signs of infection.
医師は患者の耳の外側部分に感染の兆候がないか調べました。
B2 noun /ˌæk.wɪˈzɪʃ.ən/

Acquisition

獲得, 取得
Meaning
An asset or object bought or obtained, typically by a library or museum.
Example
The company's acquisition strategy boosted growth.
会社の獲得戦略は成長を促進しました。
C1 noun /ˈænərki/

anarchy

無政府状態
Meaning
a state of disorder due to the absence or failure of government or authority
Example
The collapse of the regime led to anarchy in the streets.
政権の崩壊は街中に無政府状態を引き起こした。
C2 adjective /ˈɑːrtləs/

artless

素朴, 自然
Meaning
Without deception or pretentiousness; natural and simple.
Example
Her artless smile made everyone feel at ease.
彼女の素朴な笑顔は、みんなを安心させました。
B2 noun /əˈtɒm.ɪk ˈhæb.ɪts/

atomic habits

アトミック・ハビッツ
Meaning
Small but powerful habits that can bring big changes over time
Example
Developing atomic habits leads to long-term success.
アトミック・ハビッツを育むことが長期的な成功に繋がる。
B2 noun /ˈæməzɒn/

amazon

力強い女性
Meaning
A tall, strong, or powerful woman.
Example
She fought like an amazon in the competition.
彼女は競技でアマゾンのように戦った。
B1 adverb /ˈɑːf.tə.wərdz/

Afterwards

その後; 後で; 次に
Meaning
at a later time; after an event or time that has already been mentioned
Example
We had dinner and afterwards we watched a movie.
私たちは夕食をとり、その後映画を見ました。
C1 noun /ˈeɪ.nəs/

Anus

肛門
Meaning
the opening at the end of the digestive tract through which waste leaves the body
Example
The doctor examined the patient's anus during the medical checkup.
医者は診察中に患者の肛門を調べました。
C1 adjective /ˈæmərəs/

amorous

情熱的
Meaning
Showing, feeling, or relating to romantic love or desire.
Example
He sent her an amorous letter filled with declarations of love.
彼は愛の宣言でいっぱいのアモロスな手紙を彼女に送った。
B2 adverb /əˈlɔːŋ.saɪd/

Alongside

隣で; 一緒に;
Meaning
beside; next to; together with
Example
She walked alongside her friend through the park.
彼女は公園で友達と一緒に歩いた。
C1 verb /əˈliː.vi.eɪt/

alleviate

軽減するまたは和らげる
Meaning
To make suffering, deficiency, or a problem less severe; to relieve or ease.
Example
Meditation can alleviate stress and improve focus.
瞑想はストレスを軽減し、集中力を高めることができます。
C1 noun /ˌænəsˈθetɪk/

anesthetic

麻酔薬
Meaning
A substance that causes loss of sensation or consciousness, especially used during surgery.
Example
The doctor administered a local anesthetic before stitching the wound.
医者は傷を縫う前に局所麻酔を施しました。
B2 adjective /əˈkaʊntəbl/

accountable

責任がある
Meaning
Required or expected to justify actions or decisions; responsible.
Example
Staying accountable helps reduce delays.
責任があることが遅延を減らすのに役立ちます。
C2 adjective /ˌæd.vɛnˈtɪʃ.əs/

adventitious

偶発的
Meaning
Happening by chance or accident, not planned.
Example
His success was partly due to adventitious circumstances.
彼の成功は偶発的な状況による部分があった。
C2 noun /ˈæntiruːm/

anteroom

控えの間
Meaning
A small room leading to a main one, often used as a waiting area.
Example
The guests waited in the anteroom before being called inside.
客たちは中に呼ばれる前に控えの間で待っていた。
C2 verb /əˈvaʊtʃ/

avouch

主張する
Meaning
to affirm or assert something as true
Example
He avouched his innocence before the judge.
彼は裁判官の前で無実を主張しました。
B1 adjective /æθˈlɛtɪk/

athletic

アスレチックな、力強い
Meaning
physically strong, fit, and active; related to athletes or sports
Example
She has an athletic body because she exercises regularly.
彼女は定期的に運動しているので、アスレチックな体を持っています。
C1 noun /əˈseɪlənt/

assailant

攻撃者
Meaning
a person who attacks another
Example
The police arrested the assailant at the scene.
警察は現場で攻撃者を逮捕しました。
B1 adjective /ədˈvɛnʧərəs/

adventurous

冒険的な
Meaning
Willing to take risks or try out new methods, ideas, or experiences.
Example
They participated in adventurous activities like kayaking and hiking.
彼らはカヤックやハイキングなどの冒険的な活動に参加しました。
C2 noun /ˌɑːrtʃˈdiːkən/

archdeacon

大執事
Meaning
A senior clergyman in the Christian Church ranking below a bishop.
Example
The archdeacon assisted the bishop in administrative duties.
アーチディーコンは行政業務で主教を支援した。
C1 noun /ˌæntɪˈsiːdənts/

antecedents

先例
Meaning
previous events, conditions, or people that influence or serve as a basis for something that follows
Example
The lawyer examined the criminal antecedents of the suspect.
弁護士は容疑者の犯罪歴を調べました。
B1 adverb /əˈperəntli/

Apparently

明らかに;
Meaning
seemingly; as far as one knows or can see; clearly; evidently
Example
Apparently, the meeting has been postponed to next week.
明らかに、会議は来週に延期されたようです。
A2 verb /ˈædɪd/

added

追加された
Meaning
to join something to something else to increase its size, number, or amount
Example
She added sugar to her coffee.
彼女はコーヒーに砂糖を加えました。
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.
B2 adjective ˌæɡ.rɪˈkʌl.tʃər.əl

agricultural

農業の
Meaning
Connected with farming.
Example
Agricultural advancements enhance food security.
農業の進展は食料安全保障を強化します。
C2 noun /ˌær.əˈbɪl.ɪ.ti/

arability

耕作能力
Meaning
The quality of land being suitable for growing crops.
Example
The arability of land depends on soil quality and water availability.
土地の耕作能力は土壌の質と水の利用可能性に依存しています。
C1 noun /ˌæɡ.rəˈveɪ.ʃən/

aggravation

悪化, 増悪
Meaning
The act of making a situation worse or the state of being worsened.
Example
The delay caused great aggravation for the passengers.
遅延は乗客に大きな不快感を引き起こしました。
B2 verb /əˈweɪkən/

awaken

目覚めさせる
Meaning
to stop sleeping; to cause to become aware
Example
The loud noise awakened the entire neighborhood.
大きな音が目覚めさせ、近所全体を起こした。
B1 adjective /ˈɔːkwəd/

awkward

気まずい
Meaning
causing or feeling embarrassment; difficult to deal with
Example
There was an awkward silence after his joke.
彼のジョークの後、気まずい沈黙がありました。
B2 noun ˌɔː.təˈmeɪ.ʃən

automation

自動化
Meaning
Replacing manual work with machines or software.
Example
Automation increases efficiency and reduces errors in production.
自動化は生産効率を高め、誤りを減らします。
C2 verb /ˈæsəneɪt/

assonate

韻を踏む
Meaning
To correspond or agree in sound, especially by vowel sounds; to rhyme approximately.
Example
The lines assonate beautifully, giving the song a unique flow.
その行は美しく韻を踏んでおり、歌に独特の流れを与えています。
A2 noun əˈpɔɪnt.mənts

appointments

任命
Meaning
An arrangement to meet someone at a particular time and place; the action of assigning a job or role to someone.
Example
Government appointments follow meritocracy.
政府の任命は功績に基づいて行われる。
C1 noun /æbˈdʌk.ʃən/

abduction

誘拐
Meaning
the act of taking someone away illegally by force; kidnapping
Example
The police are investigating the abduction of the child.
警察は子供の誘拐事件を調査している。
C1 noun /ˈæl.kə.laɪ/

alkali

アルカリ性物質
Meaning
a soluble base substance, typically with a pH greater than 7, that neutralizes acids
Example
Soap contains alkali which helps remove grease.
石鹸にはアルカリ性物質が含まれており、油を取り除くのに役立ちます。
C1 adjective /ˌeɪˈtɪpɪkəl/

atypical

非典型
Meaning
not representative of a type, group, or class; unusual or abnormal
Example
The doctor said it was an atypical case of the disease.
医者はそれが病気の非典型的なケースだと言いました。
C2 adjective /ˌækrəˈmætɪk/

achromatic

無彩色
Meaning
without color; free from color
Example
The designer chose an achromatic palette of black, white, and gray.
デザイナーは黒、白、灰色の無彩色なパレットを選びました。
C2 noun, adjective /ˌæntiˌspæzˈmɒdɪk/

antispasmodic

抗痙攣薬
Meaning
A drug or agent that relieves or prevents muscle spasms.
Example
The doctor prescribed an antispasmodic to ease the pain.
医者は痛みを和らげるために抗痙攣薬を処方しました。
A2 verb /ˈædvərˌtaɪz/

advertise

宣伝する
Meaning
to promote or publicize a product or service
Example
They advertise their products on television.
彼らはテレビで自分たちの商品を宣伝します。
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。
C1 noun /əˈdʒɪl.ɪ.ti/

agility

敏捷性
Meaning
Ability to work quickly and easily, both physically and mentally.
Example
Mental agility is essential for problem-solving.
問題解決には精神的な敏捷性が必要です。
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。
C1 verb /əˈpreɪz/

appraise

評価する
Meaning
to evaluate the value, quality, or importance of something
Example
The jeweler appraised the diamond before buying it.
宝石商はダイヤモンドを購入する前に評価しました。
B2 noun /əˈpɒstrəfi/

apostrophe

Meaning
A punctuation mark (') used to indicate possession or the omission of letters or numbers.
Example
You need an apostrophe in the word 'children’s'.
B1 noun /əˈkaʊnt/

Account

アカウント
Meaning
a record of money received and paid out; a report or description of an event
Example
She opened a savings account at the bank.
彼女は銀行で貯蓄口座を開設しました。
B2 adjective/verb /əˈprɒksɪmət/

approximate

おおよその
Meaning
close to the actual but not exact; to estimate or calculate roughly
Example
The cost is approximate and may change later.
その費用はおおよそのもので、後で変わるかもしれません。
C2 noun /ˈæpəˌθɛm/

apothegm

格言, 名言
Meaning
A short, witty, and instructive saying or maxim.
Example
His speech was filled with apothegms about life and success.
彼のスピーチは人生と成功に関する格言でいっぱいでした。
C2 verb /ˈɔːɡər/

augur

予兆する
Meaning
To be a sign of something to come; to predict or foretell.
Example
Dark clouds augur a coming storm.
暗い雲が来る嵐を予示しています。
A1 verb (first person singular of 'be') /æm/

am

私は
Meaning
the first person singular present tense of 'be'
Example
I am happy today.
今日は私は幸せです。
A2 verb /əˈpɒlədʒaɪz/

apologize

謝罪する
Meaning
to say sorry for something wrong you have done
Example
He apologized for being late to the meeting.
彼は会議に遅れたことを謝罪しました。
C1 noun əˈtrɒs.ɪ.tiz

atrocities

残虐行為
Meaning
Extremely wicked or cruel acts, typically involving physical violence or injury.
Example
The atrocities shocked the international community.
その残虐行為は国際社会を震撼させた。
A2 adjective /əˈmeɪzɪŋ/

amazing

驚くべき
Meaning
causing great surprise or wonder; astonishing
Example
The magician performed an amazing trick.
マジシャンは驚くべきトリックを見せた。
C1 noun /ɔːˈtɒmətən/

automaton

自動機械
Meaning
A machine that works automatically; also refers to a person who behaves like a machine, without thinking.
Example
He worked like an automaton, without showing any emotion.
彼は感情を見せずにオートマトンのように働いていました。