deliberate
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B2 adjective dɪˈlɪbəreɪt

deliberate

意図的に行われた
Meaning
Done consciously and intentionally; carefully considered.
Example
His deliberate actions showed great care and thoughtfulness.
彼の意図的な行動は、大きな配慮と熟慮を示しました。
B2 verb /dɪˈvaɪz/

devise

考案する
Meaning
To plan or invent something carefully.
Example
The engineers devised a new method to reduce costs.
エンジニアたちはコスト削減のために新しい方法を考案した。
B2 noun /depθ/

Depth

深さ; 深いまたは深遠な特質
Meaning
the distance from the top or surface to the bottom; the quality of being intense or profound
Example
The depth of the ocean in this area reaches over three thousand meters.
この地域の海の深さは3,000メートルを超えています。
B2 verb /daɪ/

dye

染める
Meaning
to change the color of something using a chemical substance
Example
She will dye her hair blonde tomorrow.
彼女は明日髪を金髪に染める予定です。
B2 verb /daɪˈdʒest/

digest

消化する
Meaning
to break down food in the body; to think about and understand
Example
It takes time to digest a heavy meal.
重い食事を消化するのには時間がかかります。
B2 adjective /dɪˈsaɪsɪv/

decisive

決定的
Meaning
Having the ability to make decisions quickly and effectively; determining the outcome.
Example
Her decisive action saved the company from collapse.
彼女の決定的な行動が会社を崩壊から救った。
B2 noun /diːp siː/

deep sea

深海
Meaning
The deep parts of the sea or ocean, typically beyond the continental shelf.
Example
Many deep-sea creatures produce bioluminescence for survival.
多くの深海生物は生存のために生物発光を生成します。
B2 verb /ˌdɪskəˈnɛkt/

disconnect

Meaning
to detach or separate from a connection or source
Example
Please disconnect the charger from the power outlet.
B2 verb /dɪˈplɔɪ/

deploy

展開する
Meaning
to position strategically; to use effectively
Example
The military will deploy troops to the border.
軍隊は国境に部隊を配備する。
B2 verb /draʊn/

drown

溺れる
Meaning
to die or cause to die by being submerged in and inhaling water
Example
He nearly drowned while swimming in the river.
彼は川で泳いでいるときにほぼ溺れそうになった。
B2 noun /dɪˈsep.ʃən/

Deception

欺瞞
Meaning
the action of deceiving someone; the state of being deceived
Example
The magician's deception amazed the audience with seemingly impossible tricks.
魔法使いの欺瞞は、観客を一見不可能なトリックで驚かせた。
B2 adjective /dɪˈstɪŋktɪv/

distinctive

特徴的
Meaning
having a quality or characteristic that makes something different and easily noticed
Example
The restaurant is known for its distinctive flavors.
そのレストランは独特の風味で知られています。
B2 adjective /dɪˈstɪŋɡwɪʃt/

Distinguished

優れた; 名誉のある; 有名な; 尊厳のある外見または態度
Meaning
notable; honored; famous; having a dignified appearance or manner
Example
He is a distinguished professor at the university.
彼は大学の優れた教授です。
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 adjective /dæmp/

damp

湿った
Meaning
slightly wet, often in an unpleasant way
Example
The room felt cold and damp after the rain.
雨の後、部屋は冷たくて湿っていると感じました。
B2 verb /drɪp/

drip

滴る
Meaning
to fall or let fall in drops
Example
Water was dripping from the broken pipe.
壊れたパイプから水が滴っていました。
B2 verb dɪˈtɪrɪəˌreɪts

deteriorates

悪化する
Meaning
To become progressively worse; to decline in quality, condition, or strength.
Example
The quality of air deteriorates due to pollution.
汚染によって大気の質が悪化する。
B2 verb /ˈdɪkteɪt/

dictate

口述する
Meaning
to say words aloud for someone to write down; to give orders
Example
The boss dictates letters to his secretary.
ボスは秘書に手紙を口述します。
B2 noun /ˈdʌbəl ˈdekər/

Double decker

二階建てバス
Meaning
a bus with two levels or floors for passengers
Example
The red double decker bus is a famous symbol of London.
赤いダブルデッカーバスはロンドンの有名なシンボルです。
B2 adjective /ˈdæz.lɪŋ/

Dazzling

眩しい; 印象的な
Meaning
extremely bright and impressive; brilliant and stunning
Example
The dazzling lights of the city amazed the tourists.
その都市の眩い光は観光客を驚かせました。
B2 verb /dɒdʒ/

dodge

避ける
Meaning
to move quickly to one side to avoid something; to avoid dealing with something cleverly or dishonestly
Example
The boxer managed to dodge his opponent's punch.
ボクサーは相手のパンチをかわすことに成功した。
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。
B2 noun /ˈdes.tə.ni/

Destiny

運命; 定め; 前定
Meaning
the events that will necessarily happen to someone in the future; fate or predetermined course
Example
She believed that meeting him was her destiny and meant to be.
彼女は彼に出会うことが運命だと信じていて、それは必ず起こることだと思っていた。
B2 noun ˈdevəsteɪtɪŋ ˈkɒnsɪkwənsɪz

devastating consequences

壊滅的な結果
Meaning
Extremely harmful or destructive results or effects
Example
Air pollution has devastating consequences for health.
大気汚染は健康に壊滅的な結果をもたらす。
B2 noun /dɪˈsɛnt/

descent

降下 / 祖先
Meaning
the action of moving downward, falling, or dropping; ancestry or origin
Example
The climbers began their descent from the mountain peak.
登山者は山頂から降下を始めました。
B2 noun /doʊ/

dough

生地
Meaning
a mixture of flour, water, and other ingredients used to make bread or pastries
Example
She kneaded the dough for ten minutes before baking.
彼女は生地を10分間こねた後、それを焼きました。
B2 noun /ˈdɛltə/

delta

デルタ
Meaning
A landform at the mouth of a river where it splits into several outlets.
Example
The Nile Delta is one of the most fertile regions in Egypt.
ナイル川デルタはエジプトで最も肥沃な地域の1つです。
B2 noun /dɪˈnaɪ.əl/

Denial

否認
Meaning
the action of declaring something to be untrue; refusal to acknowledge something
Example
His denial of involvement in the scandal was met with skepticism.
スキャンダルへの関与を否認した彼の姿勢は、疑念を持って受け止められました。
B2 adjective /dɪˈsɛptɪv/

deceptive

騙すような
Meaning
Giving an appearance or impression different from the truth; misleading.
Example
Appearances can be deceptive.
外見は騙すようなものかもしれません。
B2 noun /dɪˈpləʊməsi/

diplomacy

Meaning
The profession, activity, or skill of managing international relations or handling affairs tactfully.
Example
Effective diplomacy helped avoid the conflict.
B2 adjective /ˈdʌsti/

dusty

ほこりっぽい
Meaning
covered with or full of dust; dry and dull from lack of moisture or use
Example
The old bookshelf was dusty after years of neglect.
何年も放置された後、その古い本棚はほこりっぽかった。
B2 adjective /ˈdɛntəl/

dental

歯科の
Meaning
relating to teeth or dentistry
Example
She goes for a dental checkup every six months.
彼女は6か月ごとに歯科検診を受けます。
B2 verb, noun /dɒn/

don

着る / リーダー
Meaning
to put on (an article of clothing); also used as a title for a respected person
Example
She donned her coat before leaving.
彼女は出かける前にコートを着た。
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 /doʊs/

dose

用量
Meaning
a measured amount of a medicine or drug taken at one time
Example
The doctor prescribed one dose of the medicine every six hours.
医者は6時間ごとに1回薬のドーズを処方しました。
B2 noun /daɪˈnæmɪks/

dynamics

ダイナミクス
Meaning
the forces or properties that stimulate growth, development, or change within a system or process
Example
The dynamics of the team changed after the new manager joined.
新しいマネージャーが参加した後、チームのダイナミクスは変化しました。
B2 noun daɪˈvɜːsɪti

diversity

多様性
Meaning
The state of being diverse; variety.
Example
Biodiversity promotes ecosystem stability and resilience.
生物多様性は生態系の安定性と回復力を促進します。
B2 verb /dɪˈprɛs/

depress

落ち込ませる
Meaning
To make someone feel sad or without hope; to reduce the level or strength of something.
Example
The gloomy weather tends to depress people.
陰鬱な天気は人々を落ち込ませる傾向がある。
B2 noun /ˈdʌklɪŋ/

duckling

Meaning
a young duck
Example
The mother duck led her ducklings to the pond.
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。
B2 adjective /dɪsˈɡʌstɪd/

disgusted

嫌悪している
Meaning
feeling a strong sense of dislike or revulsion
Example
She was disgusted by the way he treated the animals.
彼女は彼が動物に接する方法に嫌悪感を抱いた。
B2 noun, verb /ˈdeɪ.bjuː/

debut

デビュー
Meaning
The first public appearance or performance of someone or something.
Example
The young actor made his debut on the big stage.
若い俳優は大きな舞台でデビューを果たした。
B2 adverb /ˈden.sli/

densely

密に
Meaning
In a closely compacted or crowded manner.
Example
The area is densely covered with trees.
その地域は密に木々で覆われています。
B2 verb /dɪsˈkʌrɪdʒ/

discourage

Meaning
to make someone less confident or enthusiastic about doing something
Example
Failure should not discourage you from trying again.
B2 adjective /dɪˈstɜː.bɪŋ/

disturbing

気になる
Meaning
causing anxiety, worry, or emotional distress
Example
The news about the accident was deeply disturbing.
事故のニュースは非常に気分を害するものでした。
B2 verb /dɪˈvoʊt/

devote

捧げる
Meaning
to give time, effort, or resources to something
Example
She devotes much of her time to helping the poor.
彼女は貧しい人々を助けるために多くの時間を捧げています。
B2 adjective /ˈduː.əl/

Dual

二重の
Meaning
having two parts or consisting of two elements; double
Example
She has dual citizenship of both countries.
彼女は二つの国の二重国籍を持っています。
B2 adjective dɪsˈrʌp.tɪv

disruptive

破壊的な, 不安定にする
Meaning
Causing or tending to cause disruption.
Example
Deforestation has a disruptive effect on wildlife.
森林伐採は野生動物に破壊的な影響を与えます。
B2 adverb /ˈdɪmli/

dimly

薄暗く
Meaning
in a faint or unclear way; with little light
Example
The room was dimly lit by a single candle.
部屋は一本のろうそくで薄暗く照らされていた。
B2 noun /ˈdɛnɪmz/

denims

デニムのパンツ
Meaning
pants or clothes made from denim fabric, usually jeans
Example
He wore blue denims with a white shirt.
彼は白いシャツと青いデニムを履いていた。
B2 noun /ˈdɔː.weɪ/

doorway

ドアの入口
Meaning
the space where a door opens into a room or building
Example
She stood in the doorway waiting for him to arrive.
彼女はドアの入口に立って、彼が来るのを待っていました。
B2 noun /ˈdræɡ.ən.flaɪ/

Dragon-fly

トンボ
Meaning
a large insect with four transparent wings that lives near water
Example
The dragonfly hovered over the pond.
トンボは池の上を飛んでいた。
B2 verb /dɪˈzɒlv/

dissolve

Meaning
to melt or become liquid; to officially end or break up an agreement or organization
Example
The sugar will dissolve quickly in hot tea.
B2 noun /ˌdiː.haɪˈdreɪʃən/

dehydration

脱水症
Meaning
A condition in which the body or tissue lacks adequate water content.
Example
Dehydration can lead to fatigue and confusion.
脱水は疲労と混乱を引き起こす可能性があります。
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 adjective daɪˈdʒes.tɪv

digestive

消化の
Meaning
Relating to the digestion of food.
Example
Digestive enzymes help break down food.
消化酵素は食べ物を分解するのを助けます。
B2 adjective /dɪsˈɡreɪsfəl/

Disgraceful

恥ずべき; 不名誉な; 非難に値する
Meaning
shameful; bringing dishonor; worthy of condemnation
Example
His disgraceful behavior shocked everyone at the party.
彼の恥ずべき行動はパーティーでみんなを驚かせました。
B2 noun /ˌdel.ɪˈɡeɪ.ʃən/

delegation

代表団
Meaning
A group of people chosen to represent others in negotiations or discussions.
Example
The delegation presented their country's agenda.
代表団は自国の議題を提示しました。
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。
B2 noun /dɪˈrɛktəri/

directory

ディレクトリ
Meaning
a book or online resource listing people, businesses, or services with relevant details
Example
I need to find a plumber in the phone directory.
電話帳で配管工を探さなければなりません。
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。
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 verb /dɪˈsiːv/

deceive

騙す
Meaning
To cause someone to believe something that is not true.
Example
He tried to deceive his friends with a fake story.
彼は嘘の話で友達を騙そうとした。
B2 adjective /ˈdɛlɪkət/

delicate

壊れやすい
Meaning
Easily broken or damaged; requiring careful handling.
Example
The vase is very delicate, so handle it with care.
この花瓶はとても壊れやすいので、注意して扱ってください。
B2 adjective /dʌm/

Dumb

馬鹿; 無口; 愚か
Meaning
unable to speak; silent; lacking intelligence; stupid
Example
She remained dumb during the entire meeting.
彼女は会議の間ずっと黙っていた。
B2 noun /ˈdrʌm.stɪk/

Drumstick

モリンガのさや
Meaning
long green pod vegetable from moringa tree; nutritious vegetable used in curries
Example
The drumstick adds a unique flavor to the traditional fish curry.
ドラムスティックは伝統的な魚カレーに独特な風味を加えます。
B2 adjective /dɪˈziːzd/

Diseased

病気の; 患者の
Meaning
affected by disease; suffering from illness; sick
Example
The diseased tree had to be removed from the garden.
病気の木は庭から取り除かれなければならなかった。
B2 verb /daɪˈvɜːrt/

divert

Meaning
to turn aside from a course; to redirect or entertain
Example
The police diverted traffic to a side road.
B2 verb /drɪft/

drift

漂う
Meaning
to move slowly, especially by air or water currents
Example
The boat began to drift away from the shore.
ボートは岸から離れ始めた。
B2 adverb /ˈdɛspərətli/

desperately

必死に
Meaning
in a way that shows despair or great need
Example
He called for help desperately after the accident.
事故後、彼は必死に助けを求めた。
B2 verb /ˈdɛvəˌsteɪt/

devastate

荒廃させる
Meaning
to cause severe and overwhelming destruction or damage
Example
The hurricane devastated the coastal town.
ハリケーンは沿岸の町を荒廃させた。
B2 verb /dɪsˈtɜːb/

disturb

邪魔する
Meaning
to interrupt or cause someone to stop what they are doing
Example
Please don’t disturb me while I’m studying.
勉強している間に私を邪魔しないでください。
B2 adjective /ˈdjʊərəbəl/

Durable

耐久性がある; 強い; 頑丈な
Meaning
able to withstand wear, pressure, or damage; lasting; strong
Example
This durable fabric will last for many years.
この耐久性のある生地は何年も持ちます。
B2 verb /ˌdɪsɪnˈfɛkt/

disinfect

消毒する
Meaning
to clean something thoroughly to destroy bacteria or viruses
Example
The nurse disinfected the wound before applying a bandage.
看護師は包帯を巻く前に傷を消毒しました。
B2 adjective /dɪˌveləpˈmentl/

developmental

発展的
Meaning
relating to the process of growth or progress
Example
Early childhood is a crucial developmental stage for learning.
幼児期は学習にとって重要な発展的段階です。
B2 noun /dɪsˈtrɛs/

distress

苦痛
Meaning
extreme anxiety, sorrow, or pain
Example
He felt a deep sense of distress when he heard the bad news.
悪い知らせを聞いたとき、彼は深い苦痛を感じました。
B2 verb /dɪˈtætʃ/

detach

分離する
Meaning
to separate or remove something from something else
Example
She detached the page from the notebook.
彼女はノートからページを切り離しました。
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 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 verb dɪˈspætʃt

dispatched

派遣された
Meaning
To send off to a destination or for a purpose.
Example
A team was dispatched quickly.
チームは迅速に派遣されました。
B2 verb /dɪsˈeɪbl/

disable

無効にする
Meaning
to make something unable to function or operate
Example
The technician disabled the alarm system temporarily.
技術者はアラームシステムを一時的に無効にしました。
B2 adjective /dɪˈstrʌktɪv/

Destructive

破壊的な
Meaning
causing damage; harmful
Example
The hurricane was highly destructive to coastal areas.
ハリケーンは沿岸地域に非常に破壊的でした。
B2 noun ˌdiː.fɒr.ɪˈsteɪ.ʃən

deforestation

森林伐採
Meaning
The action of clearing a wide area of trees; the permanent destruction of forests in order to make the land available for other uses.
Example
Deforestation accelerates the loss of biodiversity.
森林伐採は生物多様性の喪失を加速させます。
B2 noun daɪˈmen.ʃən

dimension

次元
Meaning
An aspect or feature of a situation, problem, or thing; a measurable extent.
Example
Renewable projects add a new dimension to urban planning.
再生可能エネルギープロジェクトは都市計画に新しい次元を加えます。
B2 noun /dɪˈdʌk.ʃən/

deduction

推論
Meaning
The process of reaching a conclusion through logical reasoning.
Example
His deduction from the evidence was accurate.
証拠から彼の推論は正確でした。
B2 noun /ˈdjuːəʊ/

duo

デュオ
Meaning
a pair of people or things, especially in music or entertainment
Example
The musical duo performed their latest hit at the concert.
その音楽デュオはコンサートで最新のヒットを演奏しました。
B2 noun /dɪˈsper/

Despair

絶望
Meaning
the complete loss or absence of hope; a state of feeling hopeless
Example
After losing his job, he fell into despair and couldn't see any way forward.
仕事を失った後、彼は絶望し、前に進む方法が見えなかった。
B2 verb/noun /ˌdɪsrɪˈɡɑːrd/

disregard

軽蔑
Meaning
To ignore something; lack of consideration or respect for something.
Example
He disregarded the warning signs and kept driving.
彼は警告のサインを無視して運転し続けました。
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。
B2 noun /ˈdiː.sən.si/

Decency

品位
Meaning
behavior that conforms to accepted standards of morality or respectability
Example
She had the decency to apologize for her mistake immediately.
彼女はすぐに自分の間違いを謝る品位を示しました。
B2 noun /ˈdraɪv.weɪ/

driveway

車道
Meaning
a short private road leading from a street to a house or garage
Example
The car was parked in the driveway next to the garden.
車は庭の隣の車道に停められていた。
B2 noun /dɪˈtɛkʃən/

detection

検出
Meaning
the action or process of identifying the presence of something
Example
The detection of fraud in the system was swift.
システム内での詐欺の検出は迅速でした。
B2 noun /ˈdæf.ə.dɪl/

Daffodil

スイセン
Meaning
A bright yellow spring flower with a trumpet-shaped center, symbolizing rebirth and new beginnings
Example
The daffodils bloomed early this spring in the meadow.
この春、スイセンは草原で早く咲きました。
B2 noun /dɪˈveləpər/

developer

開発者
Meaning
a person or company that creates software, buildings, or land projects
Example
She works as a software developer at a tech company.
彼女はテクノロジー企業でソフトウェア開発者として働いています。
B2 verb dɪˈtɪəriəreɪt

deteriorate

悪化する
Meaning
To become progressively worse in quality, condition, or performance; to decline.
Example
Unplanned growth can deteriorate living conditions.
計画外の成長は生活環境を悪化させる可能性があります。
B2 noun /dɪˈpen.dənt/

Dependent

依存している; 扶養されている
Meaning
a person who relies on another for financial support; someone who depends on others
Example
As a tax dependent, she could not file her own tax return separately.
税金の扶養控除対象者として、彼女は自分の税務申告を別々に提出することができませんでした。
B2 noun /dɪkˈteɪtə/

dictator

独裁者
Meaning
a ruler with total power over a country, typically one who has obtained control by force
Example
The dictator ruled the country with an iron fist.
独裁者は鉄の拳で国を支配した。
B2 adjective /ˈdɪl.ɪ.dʒənt/

Diligent

勤勉な
Meaning
hardworking and careful; showing persistent effort
Example
She is a diligent student who studies every day.
彼女は毎日勉強している勤勉な学生です。
B2 noun/verb /dɪˈpɑːzɪt/

deposit

預金, 手付金
Meaning
to place money in a bank account, or a sum paid in advance as security; a layer of material left naturally
Example
She deposited $500 into her savings account.
彼女は貯金口座に500ドルを預けました。
B2 verb /dɪˈsɛnd/

descend

Meaning
To move or fall downward; to come or go down from a higher place.
Example
The hikers descended the steep mountain path.
B2 noun /ˌdek.ləˈreɪ.ʃən/

Declaration

宣言; 発表; 告知
Meaning
a formal or explicit statement or announcement; an official proclamation
Example
The president's declaration of independence marked a historic moment for the nation.
大統領の独立宣言は、国にとって歴史的な瞬間を意味していました。
B2 noun /dæm/

Dam

ダム; 貯水池;
Meaning
a barrier constructed to hold back water and raise its level; a female parent of an animal
Example
The massive dam provides electricity and controls flooding in the region.
巨大なダムはこの地域に電力を提供し、洪水を制御します。
B2 verb /dɪˈspaɪz/

despise

軽蔑する
Meaning
to regard with contempt; to hate strongly
Example
She despises dishonesty in all its forms.
彼女はすべての不正直を軽蔑している。
B2 adverb dɪˈlɪb.ər.ət.li

deliberately

故意に
Meaning
Consciously and intentionally; on purpose.
Example
The actions were deliberately planned to cause harm.
行動は意図的に計画され、害を与えるために行われた。
B2 adjective /ˈdevəsteɪtɪŋ/

devastating

Meaning
causing severe shock, distress, or destruction; extremely damaging or upsetting
Example
The earthquake had a devastating effect on the city.
B2 noun /ˈdɛpjʊti/

deputy

代理
Meaning
A person appointed as a substitute with power to act.
Example
The deputy will lead the meeting in the manager’s absence.
代理はマネージャー不在時に会議を主導します。
B2 noun /ˈdiːmən/

demon

悪魔
Meaning
an evil spirit or devil
Example
The story was about a demon who haunted the village.
その話は、村を恐怖に陥れたデーモンについてでした。
B2 verb /dɪsˈkɑːrd/

discard

捨てる
Meaning
to throw away something that is no longer needed
Example
She decided to discard the old clothes.
彼女は古い服を捨てることに決めました。
B2 noun /djʊˈreɪʃən/

duration

期間
Meaning
the length of time that something continues
Example
The meeting lasted for the duration of two hours.
会議は2時間の期間続きました。
B2 verb /dɪˈtɜːr/

deter

Meaning
to discourage someone from doing something by instilling doubt or fear
Example
High fines are meant to deter people from breaking the law.
B2 verb /ˈdɒmɪneɪt/

dominate

支配する
Meaning
to have power or control over something or someone
Example
The company dominates the smartphone market.
その会社はスマートフォン市場を支配しています。
B2 noun /dɪˈstɜː.bəns/

Disturbance

騒乱; 邪魔; 不安
Meaning
the interruption of a settled and peaceful condition; anxiety or mental uneasiness
Example
The loud music created a disturbance that bothered all the neighbors.
大きな音楽は、すべての隣人を困らせた騒乱を引き起こしました。
B2 noun /ˈdaʊn.fɔːl/

Downfall

没落; 失敗; 崩壊
Meaning
a loss of power, prosperity, or status; the cause of such a loss
Example
His arrogance and pride led to his eventual downfall in business.
彼の傲慢と誇りは、ビジネスにおける彼の最終的な失墜を招いた。
B2 verb /dɪˈpɪkt/

depict

Meaning
to represent or show something in a picture, story, or other art form
Example
The painting depicts a beautiful sunset over the sea.
B2 adjective /dɪˈraɪvd/

derived

派生した
Meaning
Developed or obtained from something else; not original.
Example
The word is derived from Latin.
その単語はラテン語から派生しています。
B2 verb /dɪˈstɪŋɡwɪʃ/

distinguish

区別する
Meaning
to recognize or show the differences between two or more things; to set apart as different
Example
It can be difficult to distinguish between truth and rumor.
真実と噂を区別するのは難しいかもしれません。
B2 adjective /daɪˈnæm.ɪk/

dynamic

ダイナミック
Meaning
Characterized by constant change, activity, or progress.
Example
Life flows in a dynamic stream.
人生はダイナミックな流れの中で流れています。
B2 noun /ˈdiːlər/

dealer

ディーラー
Meaning
a person or business that buys and sells goods; someone who distributes
Example
The car dealer offered a discount to attract customers.
車のディーラーは顧客を引き付けるために割引を提供しました。
B2 noun /ˈdeb.ɪt/

Debit

デビット; 借金; 引き落とし
Meaning
an entry recording an amount owed; money taken from a bank account
Example
The bank showed a debit of fifty dollars from my checking account.
銀行は私の当座預金口座から50ドルのデビットを表示しました。
B2 noun /ˈdoʊnər/

donor

ドナー
Meaning
A person who gives something, especially to a charity or cause.
Example
The donor contributed generously to the hospital’s new wing.
ドナーは病院の新しい翼に寛大に寄付しました。
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。