dad
All a b c d e f g h i j k l m n o p q r s t u v w x y z
All CEFR A1 A2 B1 B2 C1 C2
Content locale
EN 英語 BN ベンガル語 HI ヒンディー語 ES スペイン語 FR フランス語 DE ドイツ語 RU ロシア語 ZH 中国語 JA 日本語
All Vocabulary Cards All Vocabularies
A1 noun /dæd/

dad

お父さん
Meaning
an informal term for father
Example
My dad taught me how to ride a bike.
私のお父さんは自転車の乗り方を教えてくれました。
B2 adjective /dɪˈsɛndənt/

descendent

下降する
Meaning
Moving downward; going down or descending.
Example
The river followed a descendent course toward the valley.
川は谷に向かって下降するコースをたどった。
C2 noun /ˈdrækmə/

drachma

ドラクマ
Meaning
The basic monetary unit of Greece before the adoption of the euro.
Example
The old coin collection included a silver drachma.
古いコインのコレクションには銀のドラクマが含まれていました。
A2 verb /dɪˈskʌs/

discuss

話し合う
Meaning
To talk about something with another person or group in detail.
Example
We need to discuss the project before finalizing it.
プロジェクトを最終決定する前に、それを話し合う必要があります。
C1 verb /dɪˈfɔːrm/

deform

変形する
Meaning
to change the shape or form of something, especially in a way that makes it ugly or damaged; to distort
Example
The intense heat began to deform the plastic container.
高温がプラスチック容器を変形させ始めた。
B2 verb /dɪˈmɪnɪʃ/

diminish

Meaning
to make or become less; to reduce in size, importance, or value
Example
Over time, his influence in the company began to diminish.
A1 noun /deɪ/

Day

日
Meaning
a period of twenty-four hours; the time during which there is light
Example
What a beautiful day it is today with clear blue skies!
今日は青空が広がる美しい日です！
B2 verb /ˌdɪskəˈnɛkt/

disconnect

Meaning
to detach or separate from a connection or source
Example
Please disconnect the charger from the power outlet.
A2 noun /dɪˈzɜːrt/

dessert

デザート
Meaning
the sweet course eaten at the end of a meal
Example
We had ice cream for dessert after dinner.
夕食後にデザートとしてアイスクリームを食べました。
B1 noun ˈdɪsɪplɪn

discipline

規律
Meaning
The practice of training people to obey rules or a code of behavior, using punishment to correct disobedience
Example
Discipline helps maintain focus and productivity.
規律は集中力と生産性を維持するのに役立ちます。
B2 adjective daɪˈvɜːs

diverse

多様な
Meaning
Showing a great deal of variety; very different.
Example
Diverse industries enhance economic resilience.
多様な産業が経済的な回復力を高める。
C1 noun /dɪˌsem.ɪˈneɪ.ʃən/

dissemination

拡散
Meaning
The action or fact of spreading something, especially information, widely.
Example
The dissemination of false information is a major issue.
偽の情報の拡散は大きな問題です。
C2 noun /ˈdʌlərd/

dullard

愚か者
Meaning
a slow or stupid person
Example
He was considered a dullard by his classmates.
彼はクラスメートによって愚か者だと考えられていた。
B2 noun /daɪm/

dime

10セント硬貨
Meaning
a small coin, especially a U.S. coin worth ten cents
Example
He gave me a dime for the phone call.
電話のためにダイムを一枚くれました。
C2 adjective /ˌdaɪəˈtɒmɪk/

diatomic

二原子
Meaning
Consisting of two atoms.
Example
Oxygen is a diatomic molecule.
酸素は二原子分子です。
B1 verb /dɪˈklɛər/

declare

宣言する
Meaning
To announce something formally or officially.
Example
The government declared a state of emergency.
政府は緊急事態を宣言しました。
C2 adjective /dɪsˈdʒʌŋktɪv/

disjunctive

選択的
Meaning
Serving to separate or divide; expressing a choice between alternatives.
Example
In grammar, 'or' is a disjunctive conjunction.
文法では、'または' は選択的接続詞です。
B2 noun /dɪsˈmeɪ/

Dismay

失望; 驚き
Meaning
concern and distress caused by something unexpected; consternation or alarm
Example
To our dismay, the concert was cancelled due to severe weather conditions.
私たちの失望の中、コンサートは悪天候のためキャンセルされました。
B2 verb /dɪˈfɜːr/

defer

延期する
Meaning
To postpone or delay; to yield to someone else's judgment or opinion.
Example
The meeting was deferred until next week.
会議は来週まで延期されました。
C2 adjective /ˌdaɪəˈlɛktɪkəl/

dialectical

弁証法的
Meaning
Relating to the logical discussion of ideas and opinions.
Example
She took a dialectical approach to solve the complex issue.
彼女は複雑な問題を解決するために弁証法的なアプローチを取りました。
C1 verb /dɪˈspɜːrs/

disperse

解散する
Meaning
To scatter or spread widely in different directions.
Example
The police used tear gas to disperse the crowd.
警察は群衆を解散させるために催涙ガスを使用しました。
A2 noun dɪˈskrɪpʃən

description

説明
Meaning
A spoken or written account of a person, object, or event.
Example
His description was vivid.
彼の説明は生き生きとしていた。
C1 noun, adjective /dɪˈfiːtɪst/

defeatist

敗北主義者
Meaning
A person who expects or is excessively ready to accept failure; showing a tendency to expect defeat.
Example
His defeatist attitude discouraged the rest of the team.
彼の敗北主義的な態度は、チームの他のメンバーを落胆させました。
C1 verb /dɪsˈkʌlər/

discolor

色あせる
Meaning
to change color, especially in a way that spoils the original appearance
Example
The fabric began to discolor after being left in the sun.
生地は太陽の下に置かれてから色が変わり始めました。
C1 adjective /dɪsˈkɔːrdənt/

discordant

不協和音
Meaning
disagreeing or clashing; harsh and jarring in sound
Example
The discordant notes of the band hurt our ears.
バンドの不協和音の音が私たちの耳を痛めました。
C2 adjective /ˈdʌktaɪl/

ductile

延性
Meaning
capable of being stretched into a thin wire without breaking; easily influenced
Example
Gold is a very ductile metal.
金は非常に延性のある金属です。
C1 noun /ˈdæɡ.ər/

Dagger

短剣
Meaning
a short knife with a pointed blade used as a weapon
Example
The ancient warrior carried a silver dagger.
古代の戦士は銀の短剣を携えていた。
B2 noun /ˈdɪdʒɪt/

digit

Meaning
a numeral from 0 to 9; also a finger or toe
Example
You must enter a four-digit code to unlock the phone.
B2 verb /dʌmp/

dump

何かを無駄に捨てるまたは放置する
Meaning
to drop or dispose of something carelessly; to end a relationship suddenly
Example
He dumped all the trash into the bin.
彼はゴミをすべてゴミ箱に捨てた。
B2 noun /ˈdɔːr.mæt/

Door-mat

ドアマット
Meaning
a mat placed in front of a door for wiping feet
Example
Please wipe your feet on the door-mat before entering the house.
家に入る前にドアマットで足を拭いてください。
C1 verb /drɛntʃ/

drench

びしょ濡れにする
Meaning
to make someone or something completely wet
Example
The sudden rain drenched the players on the field.
突然の雨がフィールドの選手たちをびしょ濡れにした。
C2 noun /ˈdɒldrəmz/

doldrums

Meaning
A state of inactivity, stagnation, or low spirits; also a region near the equator with calm winds.
Example
After the project failed, the team was stuck in the doldrums for months.
B2 adjective /dɪˈfektɪv/

Defective

欠陥のある; 不完全な
Meaning
having faults or defects; imperfect
Example
The defective product was returned to the store.
欠陥のある製品は店に返品されました。
B1 noun /dɪˈmænd/

Demand

需要；消費者の商品の要求
Meaning
an urgent request; the desire of consumers for goods or services
Example
The demand for organic food has increased significantly in recent years.
オーガニック食品の需要は近年顕著に増加しています。
C1 noun /dɪn/

din

騒音
Meaning
a loud, unpleasant, and prolonged noise
Example
The din of traffic outside made it hard to concentrate.
外の交通の騒音が集中するのを困難にしていた。
C1 noun /dɜːrθ/

dearth

不足
Meaning
A scarcity or lack of something.
Example
There was a dearth of food during the famine.
飢饉の間に食料が不足していた。
C2 noun /ˈdeɪ.mæn/

day-man

日雇い労働者
Meaning
a worker employed by the day; a day laborer
Example
The farmer hired a day-man to help with the harvest.
農家は収穫を手伝うために日雇い労働者を雇いました。
B1 noun dɪˈfens

defense

防御
Meaning
The action of defending from or resisting attack; protection from harm or danger.
Example
Defense was one of the central subjects.
防御は主要なテーマの一つだった。
B1 verb /dræɡ/

drag

引きずる
Meaning
to pull something heavy or difficult to move along the ground; to go somewhere unwillingly; to last too long
Example
She had to drag the heavy suitcase up the stairs.
彼女は重いスーツケースを階段で引きずらなければならなかった。
B1 verb /dɪˈspleɪ/

display

表示する
Meaning
to show or exhibit; to present for others to see
Example
The museum displays ancient artifacts.
博物館は古代の遺物を表示しています。
C1 noun /ˌdɪsərˈteɪʃən/

dissertation

論文
Meaning
A long piece of writing on a particular subject, usually written for a university degree.
Example
She spent two years writing her doctoral dissertation.
彼女は博士論文を書くのに2年を費やしました。
B1 verb /dɪˈleɪ/

delay

遅延
Meaning
to make something happen later than planned
Example
The flight was delayed due to bad weather.
悪天候のため、飛行機が遅れました。
C1 noun /ˌdɜːrməˈtɑːlədʒi/

dermatology

皮膚科学
Meaning
The branch of medicine concerned with the skin and its diseases.
Example
He studied dermatology at medical school.
彼は医学部で皮膚科学を学んだ。
C1 noun /drɑːft/ (UK), /dræft/ (US)

draught

Meaning
a current of cool air in a room or another confined space; also a portion of liquid, especially beer, served from a barrel or cask
Example
She closed the window to keep out the cold draught.
B1 noun /ˈdɛkeɪd/

decade

十年
Meaning
A period of ten years.
Example
The country has changed a lot in the past decade.
その国は過去10年間で大きく変わりました。
B2 adjective /dɪˈtætʃt/

detached

分離された, 無関心な
Meaning
separate or disconnected; showing a lack of emotional involvement
Example
He lived in a detached house away from the city.
彼は都市から離れた分離された家に住んでいました。
B1 verb /dæm/

damn

Meaning
to condemn or criticize strongly; used as an expletive to express anger or emphasis
Example
He damned the unfair system in his speech.
B2 adjective /ˈdɒm.ɪ.nənt/

Dominant

支配的な; 影響力のある; 最も重要な
Meaning
controlling, influencing, or prevailing over others; most important or powerful
Example
The dominant player controlled the entire basketball game.
支配的な選手はバスケットボールの試合を完全に支配しました。
C1 noun /ˈdaɪnəˌmoʊ/

dynamo

電気を発生させる機械; 大きなエネルギーと熱意を持つ人物
Meaning
A machine that generates electricity; a person with great energy and enthusiasm.
Example
She is the real dynamo behind the success of the company.
彼女は会社の成功の背後にある本物のダイナモです。
C2 noun /dɛnˈdrɒlədʒi/

dendrology

Meaning
the scientific study of trees and woody plants
Example
He is studying dendrology at the university.
C1 noun ˈdɛtrɪ.mənt

detriment

損害、害、障害
Meaning
Harm, damage, impairment.
Example
Smoking is a detriment to health.
喫煙は健康に対するデトリメントです。
C2 verb /drɔːl/

drawl

だらだらと話す
Meaning
to speak in a slow, lazy way with prolonged vowel sounds
Example
He tends to drawl when he is tired.
彼は疲れているときに、だらだらと話す傾向があります。
C1 noun /ˈdɔːrˌkiːpər/

doorkeeper

門番
Meaning
A person whose job is to guard or manage the entrance of a building or room.
Example
The doorkeeper checked everyone’s passes before they entered the hall.
ドアキーパーは皆がホールに入る前に通行証を確認した。
C1 verb /ˌdɪsəˈlaʊ/

disallow

許可しない
Meaning
to refuse to allow or accept something
Example
The referee disallowed the goal for offside.
審判はオフサイドのためゴールを認めませんでした。
C2 verb /dɪˈspɔɪl/

despoil

略奪する
Meaning
To steal or violently remove valuable possessions from a place.
Example
The invaders despoiled the village during the war.
侵略者は戦争中に村を略奪しました。
A1 noun /ˈdɒlər/

dollar

ドル
Meaning
The basic monetary unit of the United States and some other countries
Example
I need five dollars to buy this book.
この本を買うには5ドル必要です。
C2 adjective /dɪsˈkɒnsələt/

disconsolate

慰めようのない
Meaning
very unhappy and unable to be comforted
Example
She was disconsolate after hearing the bad news.
悪い知らせを聞いた後、彼女は慰めようのない状態でした。
C2 noun /ˌdɛd ˈhiːt/

dead-heat

引き分け
Meaning
a race or contest in which two or more competitors finish exactly equal
Example
The race ended in a dead-heat between the two runners.
レースは二人のランナーの間で引き分けで終わった。
C2 noun /dɪˈkæmɪtər/

decameter

デカメートル
Meaning
A metric unit of length equal to ten meters.
Example
The field was measured in decameters for accuracy.
そのフィールドは正確さのためにデカメートルで測定されました。
A2 noun dɪˈskʌʃ.ənz

discussions

議論
Meaning
The action or process of talking about something in order to reach a decision or to exchange ideas.
Example
Discussions promote collaboration.
ディスカッションは協力を促進します。
C1 verb /dɪˈstɪl/

distill

Meaning
To purify a liquid by heating and cooling; to extract the essential meaning or most important aspects.
Example
The factory distills water to make it safe for drinking.
B1 noun /ˈded.laɪn/

Deadline

締め切り;
Meaning
the latest time or date by which something should be completed
Example
The deadline for submitting the project is next Friday.
プロジェクト提出の締め切りは来週の金曜日です。
C1 verb /ˈdɛnɪˌɡreɪt/

denigrate

貶める
Meaning
to criticize unfairly; to belittle or disparage someone or something
Example
He was quick to denigrate the achievements of his colleagues.
彼は同僚の業績をすぐに貶めました。
B2 noun /ˈdef.ə.sɪt/

Deficit

赤字; 欠乏
Meaning
the amount by which something is too small; a shortfall or lack
Example
The government faced a budget deficit of millions due to increased spending.
政府は支出の増加により、何百万もの予算の赤字に直面しました。
B2 verb /dɪˈmɒlɪʃ/

demolish

取り壊す
Meaning
to destroy completely, especially a building or structure
Example
The city decided to demolish the old stadium to build a new one.
その都市は新しいものを作るために古いスタジアムを取り壊すことに決めました。
C2 noun /ˈdiːɪst/

deist

デイスト
Meaning
a person who believes in the existence of a supreme being but rejects organized religion
Example
The philosopher identified himself as a deist.
その哲学者は自分をデイストとして認識した。
B2 noun /dɪsˈɡreɪs/

Disgrace

恥辱; 不名誉; 恥ずかしい
Meaning
loss of reputation or respect as the result of a dishonorable action; a shameful situation
Example
His arrest brought disgrace upon his entire family and reputation.
彼の逮捕は彼の家族全体と評判に恥辱をもたらした。
C1 noun /ˈdɛspɒt/

despot

暴君
Meaning
a ruler with absolute power, often ruling in a cruel or oppressive way
Example
The despot ruled the nation with fear and violence.
暴君は恐怖と暴力で国を支配した。
A2 noun /drʌm/

Drum

ドラム
Meaning
a percussion instrument typically made of a hollow cylinder with a membrane stretched over one or both ends
Example
The drummer kept perfect time on his drum kit.
ドラマーは自分のドラムキットで完璧なリズムを刻んだ。
A2 noun /drʌɡ/

drug

薬物
Meaning
a substance used as a medicine or an illegal addictive substance
Example
The doctor prescribed a new drug for the illness.
医者はその病気のために新しい薬を処方しました。
B1 noun /ˈdɛv.əl/

devil

悪魔
Meaning
An evil spirit or supernatural being often regarded as the embodiment of wickedness and harm.
Example
The story warned children about making deals with the devil.
その話は子供たちに悪魔と取引をしないように警告した。
B1 adjective /ˈdefɪnət/

Definite

明確な; はっきりした; 特定の
Meaning
clearly stated or decided; not vague or uncertain; specific
Example
We need a definite answer by tomorrow.
私たちは明日までに明確な答えが必要です。
C2 noun /ˌdɪspjuːˈteɪʃən/

disputation

議論
Meaning
a formal debate or argument
Example
The disputation between the two scholars lasted for hours.
二人の学者の間での議論は数時間続いた。
A2 noun /ˈdraɪ.vər/

Driver

運転手
Meaning
a person who operates a motor vehicle
Example
The taxi driver knew all the shortcuts through the busy city.
タクシー運転手は忙しい街を通るすべての近道を知っていました。
C1 verb /dɪˈsɛləˌreɪt/

decelerate

減速する
Meaning
to reduce speed; to slow down
Example
The car began to decelerate as it approached the traffic light.
車は信号に近づくと減速し始めました。
B2 noun /dwɔːrf/

dwarf

小人
Meaning
a person, animal, or plant much smaller than average
Example
Snow White lived with seven dwarfs.
白雪姫は7人の小人と一緒に暮らしていました。
C2 verb /diːˈlɪmɪt/

delimit

境界を設定する
Meaning
to fix the boundaries or limits of something
Example
The treaty was signed to delimit the borders of the two countries.
その条約は二国の境界を定めるために署名されました。
C2 noun /ˈdɪktəm/

dictum

格言
Meaning
A formal pronouncement, authoritative statement, or maxim.
Example
The judge’s dictum clarified the principle of equality before the law.
裁判官の格言は法の前での平等の原則を明確にしました。
A1 adverb /daʊn/

down

下
Meaning
from a higher to a lower position
Example
He walked down the stairs slowly.
彼はゆっくりと階段を下りてきました。
C2 verb /djuːp/

dupe

だます
Meaning
To deceive or trick someone into believing or doing something.
Example
He was duped into buying a fake watch.
彼は偽物の時計を買うようにだまされました。
C2 adjective /dɪˈfjuːzəbl/

diffusible

拡散可能な
Meaning
able to spread or be spread through a medium
Example
Oxygen is diffusible through cell membranes.
酸素は細胞膜を通じて拡散することができます。
C1 noun /dɪˈmaɪz/

demise

死 / 終わり
Meaning
Death or end of something, especially the end of an institution or system.
Example
The sudden demise of the company shocked investors.
会社の突然の倒産は投資家を驚かせました。
B2 noun /dɒk/

dock

ドック
Meaning
a structure where ships are loaded, unloaded, or repaired
Example
The ship stayed at the dock for two days.
船はドックに2日間停泊していました。
B2 verb, noun /dɑːrt/

dart

ダート/急に走る
Meaning
to move suddenly and quickly; a small pointed missile thrown at a target
Example
The cat darted across the street to avoid the car.
猫は車を避けるために急いで道路を横切りました。
B2 noun /ˌdɪsəˈɡriːmənt/

disagreement

不一致
Meaning
a failure to agree or a difference in opinion
Example
Their disagreement on the issue caused a delay in the project.
その問題に対する彼らの不一致はプロジェクトの遅延を引き起こしました。
C2 noun /djuːˈɛnə/

duenna

ガバーナント
Meaning
an older woman acting as a governess or chaperone, especially in Spanish families
Example
The young lady was accompanied by a duenna during the festival.
若い女性は祭りの間、デュエナに付き添われていました。
C1 verb /daɪˈɡrɛs/

digress

Meaning
To leave the main subject temporarily in speech or writing.
Example
The professor began to digress from the main topic of the lecture.
A2 verb /ˈdraɪvɪŋ/

driving

運転
Meaning
the act of controlling and operating a vehicle; guiding or motivating something forward
Example
She loves driving along the coast on weekends.
彼女は週末に沿岸をドライブするのが大好きです。
B2 verb /dɪˈraɪv/

derive

導き出す
Meaning
To obtain something from a source.
Example
Many English words derive from Latin.
多くの英語の単語はラテン語から導き出される。
C1 verb /ˌdɪsˈmaʊnt/

dismount

降りる
Meaning
to get off or down from something, especially a horse, bicycle, or motorcycle
Example
The rider dismounted from the horse after a long journey.
長い旅の後、ライダーは馬から降りた。
C1 noun /ˌdɪspɛnˈseɪʃən/

dispensation

Meaning
An exemption from a rule or usual requirement; a system of order, government, or control.
Example
The school granted him a special dispensation to skip the exam due to illness.
C1 adjective /dɪˈɡreɪdɪd/

degraded

劣化した
Meaning
Reduced in quality, dignity, or condition.
Example
The villagers were forced to live in degraded conditions.
村人たちは劣化した状態で暮らさざるを得なかった。
A2 noun /dɪˈzæs.tər/

Disaster

災害
Meaning
a sudden event causing great damage or loss of life; a complete failure
Example
The earthquake was a natural disaster that affected thousands of families.
地震は自然災害で、何千もの家族に影響を与えました。
C1 noun dɪˈfleɪʃən

deflation

デフレーション
Meaning
Reduction of the general level of prices in an economy.
Example
Deflation often leads to decreased consumer spending.
デフレーションはしばしば消費者の支出を減少させる。
C1 noun ˈdɪl.ɪ.dʒəns

diligence

勤勉
Meaning
Careful and persistent work or effort.
Example
Success requires patience and diligence.
成功には忍耐と勤勉が必要です。
A2 adjective /dɪˈlɪʃəs/

delicious

幸せ
Meaning
having a very pleasant taste or smell
Example
The cake was so delicious that everyone asked for a second slice.
彼女は賞を受け取ったとき、喜びを隠すことができませんでした。
C2 noun /dɪˈstɪlər/

distiller

蒸留業者
Meaning
A person or company that makes alcoholic drinks or purified liquids by distillation.
Example
The distiller introduced a new brand of whiskey last year.
蒸留業者は昨年、新しいウイスキーブランドを紹介しました。
B2 verb /dɪˈskrɪmɪˌneɪt/

discriminate

Meaning
To treat someone unfairly based on race, gender, or other differences; or to recognize a distinction.
Example
The law prohibits employers from discriminating against women.
B2 adjective /dɪˈzɜːrtɪd/

deserted

人がいない
Meaning
Empty of people; abandoned.
Example
The village looked completely deserted after the storm.
嵐の後、その村は完全に人がいないように見えた。
C1 noun /ˈdɪsɪdənt/

dissident

反体制派
Meaning
A person who opposes official policy, especially that of an authoritarian state.
Example
The dissident was arrested for speaking against the government.
反体制派は政府に対する発言で逮捕された。
C1 noun dɪˈdʒɛnəˌreɪtɪv dɪˈzizɪz

degenerative diseases

変性疾患
Meaning
Medical conditions that involve the deterioration or progressive decline of tissues, organs, or functions
Example
Degenerative diseases are common in an aging population.
変性疾患は高齢化した人口に一般的です。
B2 noun /ˌdɪsɪnˈfɛktənt/

disinfectant

消毒剤
Meaning
a chemical substance used to kill harmful microorganisms on surfaces
Example
The cleaner sprayed disinfectant on the table.
清掃員はテーブルに消毒剤を噴霧しました。
C2 adjective /dɪˈskrɛpənt/

discrepant

不一致の
Meaning
showing a difference or inconsistency
Example
The witnesses gave discrepant accounts of the incident.
目撃者たちは事件について食い違った証言をしました。
C1 adjective /dɪˈvɔɪd/

devoid

空虚
Meaning
Completely lacking or without something.
Example
His speech was devoid of any real emotion.
彼のスピーチは実際の感情が空虚だった。
C2 noun /ˌdɛkəˈsɪləbəl/

decasyllable

十音節詩行
Meaning
A line of verse with ten syllables.
Example
The poet often wrote in decasyllable form.
詩人はしばしば十音節詩行で書いていた。
C2 noun /draɪd ˈfɛnjʊˌɡriːk livz/

Dried Fenugreek Leaves

乾燥フェヌグリークの葉
Meaning
dehydrated leaves of the fenugreek plant used as a herb in cooking
Example
Add dried fenugreek leaves to the curry for extra flavor.
カレーに乾燥フェヌグリークの葉を加えて、さらに風味を加えます。
C1 noun /ˌdɪfəˈrɛnʃɪˈeɪʃən/

differentiation

差別化, 分化
Meaning
The action or process of differentiating or distinguishing between things.
Example
Differentiation from competitors can create a unique market position.
競合他社との差別化により、ユニークな市場ポジションを作り出すことができます。
C1 noun /ˈdɑːsieɪ/

dossier

ファイル
Meaning
A collection of documents about a particular person, event, or subject.
Example
The lawyer presented a dossier of evidence to the court.
弁護士は証拠のドシエを裁判所に提出しました。
C1 adjective /dɪˈlæpɪˌdeɪtɪd/

dilapidated

老朽化した
Meaning
Fallen into disrepair or ruin due to neglect or age.
Example
The family lived in a dilapidated house at the edge of town.
その家族は町の端にある老朽化した家に住んでいました。
B2 noun /ˈdeb.riː/

debris

破片
Meaning
Scattered pieces of waste or remains.
Example
Debris in the eyes causes irritation.
目に破片が入ると、刺激を引き起こします。
B2 noun /dɪˌtɜː.mɪˈneɪ.ʃən/

determination

決意
Meaning
Firmness of purpose; the quality of being determined; resolve.
Example
His determination to succeed was unwavering.
成功するための彼の決意は揺るぎなかった。
B2 noun dɪˈskrɛʃən

discretion

慎重
Meaning
The quality of behaving or speaking in such a way as to avoid causing offense or revealing private information.
Example
She handled the situation with great discretion.
彼女は非常に慎重にその状況に対処しました。
C2 verb /ˈdɔːd(ə)l/

dawdle

だらだらする
Meaning
to waste time by being slow or idle
Example
Stop dawdling and finish your homework.
ダラダラせずに宿題を終わらせてください。
C1 noun dɪˈspær.ə.ti

disparity

格差
Meaning
A great difference or inequality.
Example
Disparity between countries must be reduced.
国々の間の格差は減少するべきです。
B1 verb/noun /ˈdiːkriːs/ (noun), /dɪˈkriːs/ (verb)

decrease

Meaning
To become or make something smaller or fewer in number, amount, or degree.
Example
The population of the town has decreased over the years.
B2 verb dɪsˈrʌpt

disrupt

破壊する
Meaning
To interrupt or disturb the normal progress or activity of something.
Example
Individual pursuits disrupt social harmony.
個々の追求は社会的調和を破壊します。
C1 noun ˈdaɪ.nə.sti

dynasty

王朝
Meaning
A line of hereditary rulers of a country; a succession of people from the same family who play a prominent role in business, politics, or another field.
Example
The Ming dynasty ruled China for centuries.
明王朝は何世紀にもわたって中国を支配していました。
C1 adjective /dɪsˈɪntrəstɪd/

disinterested

無関心
Meaning
not influenced by personal interest; impartial or neutral
Example
The judge remained disinterested in the case.
裁判官はその事件に無関心のままでした。
C1 noun dɪˈtætʃ.mənt

detachment

切り離し
Meaning
The state of being objective or aloof; not being emotionally involved.
Example
Buddhist philosophy encourages detachment from material desires.
仏教哲学は物質的欲望からの分離を奨励します。
A2 verb /dɪˈpend/

depend

頼る
Meaning
to rely on someone or something for support
Example
Children depend on their parents for care.
子供たちは親に頼って世話を受けています。
B2 adjective /dɪˈzaɪərəbl/

desirable

望ましい
Meaning
worth having or wanting; attractive
Example
The location of the house was highly desirable, with great views.
その家の場所は非常に望ましく、素晴らしい景色がありました。