deter
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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 /dreɪn/

drain

Meaning
to cause liquid to flow away from something; to remove liquid
Example
He drained the pasta before adding the sauce.
B2 adjective /dɪm/

Dim

薄暗い; 少ない光; 弱い
Meaning
not bright; having little light; faint
Example
The room was dim with only a small candle for light.
部屋は薄暗く、ライトとして小さなキャンドルだけがありました。
B2 noun /dɪˈnɒmɪˌneɪtər/

denominator

分母
Meaning
the number below the line in a fraction; a common factor in a situation
Example
In the fraction 3/4, the number 4 is the denominator.
3/4の分数では、4は分母です。
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 noun ˈdɒmɪnəns

dominance

支配
Meaning
Power and influence over others; control or command.
Example
The dominance of Urdu was evident.
ウルドゥ語の支配は明らかだった。
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。
B2 adjective /dɪˈfɪnɪtɪv/

definitive

決定的
Meaning
serving as a final or most authoritative form; conclusive and decisive
Example
The committee reached a definitive agreement on the policy.
委員会は政策に関する決定的な合意に達しました。
B2 noun /ˌdɪs.əˈbɪl.ə.ti/

Disability

障害
Meaning
a physical or mental condition that limits a person's movements, senses, or activities
Example
Despite his physical disability, he became a successful athlete in wheelchair racing.
身体的な障害にもかかわらず、彼は車椅子レースで成功したアスリートになりました。
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。
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 /dɪˌskrɪm.ɪˈneɪ.ʃən/

Discrimination

差別; 不公平な扱い; 偏見
Meaning
the unjust or prejudicial treatment of different categories of people; recognition of difference
Example
The company was sued for racial discrimination in their hiring practices.
その企業は採用における人種差別で訴えられました。
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 noun /ˈder.ɪŋ/

Daring

大胆; 危険を冒す意欲
Meaning
adventurous courage; willingness to take risks
Example
The mountain climber's daring impressed everyone at the base camp.
山登りの冒険心は、ベースキャンプの皆に感動を与えました。
B2 adjective /dɪˈvoʊtɪd/

devoted

献身的
Meaning
Very loving, loyal, or dedicated.
Example
She is a devoted mother who always puts her children first.
彼女は常に子供たちを最優先にする献身的な母親です。
B2 noun /dɪˈkeɪ/

Decay

腐敗; 分解; 老化
Meaning
the process of rotting or decomposing; gradual decline or deterioration
Example
The old building showed signs of decay after years of neglect.
その古い建物は長年の無視の後、腐敗の兆しを示していた。
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 adjective /ˈdred.fəl/

Dreadful

恐ろしい; 恐怖を引き起こす; 恐ろしい
Meaning
extremely bad or unpleasant; causing fear or suffering; terrible
Example
The weather was dreadful during our vacation.
私たちの休暇中、天気は恐ろしかった。
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 /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 /dæʃ/

dash

Meaning
to move quickly and suddenly; to strike or break something violently
Example
She dashed across the street to catch the bus.
B2 adjective /dɛns/

dense

密な
Meaning
Closely compacted in substance; having parts crowded together.
Example
The forest was so dense that little sunlight reached the ground.
森はとても密で、ほとんど太陽の光が地面に届かなかった。
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 noun /dʌv/

Dove

鳩
Meaning
a small, gentle bird with soft cooing sounds, often white and symbolizing peace
Example
The white dove flew peacefully across the blue sky.
白い鳩は青い空を平和に飛んでいた。
B2 noun /dɪˈpreʃ.ən/

Depression

うつ病
Meaning
a mental health condition characterized by persistent sadness; a severe economic downturn
Example
The therapist helped her cope with depression through cognitive behavioral therapy.
セラピストは認知行動療法を通じて彼女がうつ病に対処する手助けをしました。
B2 noun /dɪˈsen.dənt/

Descendant

子孫
Meaning
a person who is descended from a particular ancestor; offspring of a later generation
Example
She discovered that she was a descendant of European royalty through genealogy research.
彼女は系譜研究を通じて、ヨーロッパの王族の子孫であることを発見しました。
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 verb /dwel/

dwell

住む
Meaning
to live in a place; to think about something for a long time
Example
They dwell in a small cottage by the lake.
彼らは湖の近くの小さな家に住んでいます。
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 adjective /dɪˈfensɪv/

Defensive

防御的
Meaning
used or intended to defend or protect; showing a tendency to react in an angry or hurt way when criticized
Example
He became defensive when criticized about his work.
彼は自分の仕事を批判されると防御的になった。
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 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 /dɔːn/

Dawn

夜明け
Meaning
the first appearance of light in the sky before sunrise; the beginning or start of something
Example
The fishermen set out to sea before dawn to catch the morning tide.
漁師たちは夜明け前に海に出て、朝の潮を捕まえました。
B2 adjective /ˈdæmɪdʒɪŋ/

damaging

Meaning
causing harm or injury
Example
The storm caused damaging effects to the crops.
B2 verb /ˌdɪsəˈpruːv/

disapprove

反対する
Meaning
to have a negative opinion about something; to consider something wrong or bad
Example
Many parents disapprove of smoking.
多くの親は喫煙を反対しています。
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 /ˌdɒkjʊmɛnˈteɪʃən/

documentation

ドキュメンテーション
Meaning
material that provides official information or evidence
Example
The documentation for the project is available for review.
プロジェクトのドキュメンテーションはレビューのために利用可能です。
B2 noun /ˈden.sə.ti/

Density

密度
Meaning
the degree of compactness of a substance; the quantity of something per unit area
Example
The density of population in the city center is extremely high.
市の中心部の人口密度は非常に高い。
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 /dɪsˈmɪsl̩/

dismissal

解雇, 拒否
Meaning
the act of removing someone from their job; the act of treating something as unimportant
Example
His unfair dismissal led to a lawsuit against the company.
彼の不当な解雇は、会社に対する訴訟を引き起こしました。
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 /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 /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 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 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 /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 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 /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。
B2 adjective /dɪˈbeɪtəbl̩/

debatable

議論の余地がある
Meaning
open to discussion or doubt; not certain
Example
It is debatable whether the policy will work.
その政策が機能するかどうかは議論の余地がある。
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 verb /dɪˈstɔːrt/

distort

Meaning
to twist or change the shape, appearance, or meaning of something so it is not true or accurate
Example
The mirror distorted her reflection.
B2 adjective /ˌdɪsədˈvæntɪdʒd/

disadvantaged

恵まれない
Meaning
Lacking the basic resources or conditions needed for a good standard of living or equal opportunities.
Example
The program provides support to disadvantaged children.
そのプログラムは恵まれない子供たちに支援を提供しています。
B2 adjective /dɪˈvaɪn/

Divine

神聖な; 天上的な; 神のような; 神または神格に関連する
Meaning
heavenly; sacred; godlike; relating to God or a deity
Example
The divine beauty of the sunset took their breath away.
夕日の神聖な美しさは彼らの息を奪いました。
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 /dɪsˈkloʊz/

disclose

開示する
Meaning
to reveal or make information known; to expose
Example
The company must disclose all financial information.
その会社はすべての財務情報を開示しなければならない。
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 /dəˈmeɪn/

domain

領域
Meaning
An area of knowledge, activity, or territory over which control is exercised.
Example
Mathematics is her main domain of expertise.
数学は彼女の主な専門領域です。
B2 adjective /dɪˈstrɛst/

distressed

苦しんでいる
Meaning
feeling or showing extreme anxiety, sorrow, or pain
Example
She looked distressed after hearing the bad news.
悪い知らせを聞いた後、彼女は苦しんでいるように見えました。
B2 adjective /dɪˈvɔːrst/

divorced

離婚した
Meaning
No longer married because the marriage has been legally dissolved.
Example
She has been divorced for five years.
彼女は5年間離婚したままだ。
B2 noun /ˈdɪɡ.nə.ti/

Dignity

尊厳, 名誉, 自尊
Meaning
the state of being worthy of honor or respect; composure and self-respect
Example
Despite facing hardships, she maintained her dignity throughout the ordeal.
困難に直面しても、彼女は試練を通して尊厳を保ち続けました。
B2 noun /daɪˈmen.ʃənz/

dimensions

次元
Meaning
Aspects or features of a situation, problem, or thing.
Example
New dimensions of space exploration are being uncovered.
宇宙探査の新しい次元が明らかになっています。
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 verb /dɪˈnaʊns/

denounce

非難する
Meaning
To publicly declare something to be wrong, evil, or condemn strongly.
Example
The leader denounced corruption in his speech.
リーダーはスピーチで汚職を非難しました。
B2 noun daɪˈlem.ə

dilemma

ジレンマ, 困難な選択
Meaning
A situation in which a difficult choice has to be made between two or more alternatives.
Example
She faced a moral dilemma at work.
彼女は職場で道徳的なジレンマに直面していた。
B2 noun, verb /ˈdɪskɔːrs/

discourse

談話, 講義
Meaning
Written or spoken communication or debate.
Example
The professor gave a discourse on ancient philosophy.
教授は古代哲学についての講義を行った。
B2 noun /ˈdɪpləmæt/

diplomat

外交官
Meaning
An official representing a country abroad; a person skilled in dealing with people tactfully.
Example
The diplomat negotiated a peace agreement.
外交官は平和協定の交渉を行いました。
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 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 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 verb /dɪˈtekt/

detect

検出する
Meaning
to discover or identify the presence or existence of something; to notice something that is not immediately obvious
Example
The security system can detect movement in the building.
セキュリティシステムは建物内の動きを検出できます。
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 noun /ˈdiː.lɪŋ/

Dealing

取引; 処理; 扱い
Meaning
business transactions; the way of treating people or handling situations
Example
His fair dealing with customers earned him an excellent reputation.
顧客との公正な取引が彼に素晴らしい評判をもたらしました。
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 /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 /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 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 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 noun dɪˈstrækʃən

distraction

気晴らし
Meaning
Something that prevents concentration or takes attention away from something else.
Example
Distraction during study time can hinder learning.
勉強中の気晴らしは学習を妨げることがあります。
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。
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。
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 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 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 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。
B2 verb /dɪˈspætʃ/

dispatch

送る
Meaning
to send off to a destination or for a purpose
Example
The company dispatched aid to the flood victims.
その会社は洪水の被害者に援助を発送しました。
B2 noun /dɪˈpen.dəns/

Dependence

依存
Meaning
the state of relying on or needing someone or something for support; addiction
Example
His dependence on technology made it difficult for him to work without internet.
テクノロジーへの依存がインターネットなしでは仕事を困難にした。
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 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 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 /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 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 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 /dɪˈstɪŋk.ʃən/

Distinction

卓越; 優秀; 名誉
Meaning
a difference or contrast between similar things; excellence that sets someone apart; honor or recognition
Example
She graduated with distinction, earning the highest honors in her class.
彼女は優秀な成績で卒業し、クラスで最も高い栄誉を得ました。
B2 adjective /ˈdræs.tɪk/

Drastic

劇的な; 厳しい; 強い影響を与える
Meaning
extreme; severe; having a strong or far-reaching effect
Example
The company took drastic measures to reduce costs.
会社はコスト削減のために劇的な措置を取った。
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 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 /ˈdæzəl/

dazzle

魅了する
Meaning
to impress deeply or blind with brilliance or skill
Example
The magician's tricks dazzled the audience.
マジシャンのトリックは観客を驚かせた。
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 /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 verb /dɪˈstrækt/

distract

気を散らす
Meaning
to take someone's attention away from what they are doing or focusing on
Example
The loud noise distracted her during the exam.
大きな音が試験中に彼女をディストラクトした。
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 noun /ˈdeɪtəbeɪs/

database

データベース
Meaning
a structured collection of data stored and accessed electronically
Example
The company's customer details are stored in a secure database.
会社の顧客情報は安全なデータベースに保存されています。
B2 verb /ˈdɛzɪɡneɪt/

designate

指名する
Meaning
to officially assign, appoint, or indicate something or someone
Example
The committee will designate a new chairperson next week.
委員会は来週、新しい会長を指名する予定です。
B2 verb /ˌdɪskəˈnɛkt/

disconnect

Meaning
to detach or separate from a connection or source
Example
Please disconnect the charger from the power outlet.
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 /ˌdɛm.əˈɡræf.ɪks/

Demographics

人口統計学
Meaning
Statistical data relating to the population and particular groups within it.
Example
Demographics help in targeted advertising.
デモグラフィックスはターゲット広告に役立ちます。
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 /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 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 adjective /dɪˈskʌr.ɪ.dʒɪŋ/

Discouraging

落胆させる
Meaning
making someone feel less confident or enthusiastic about doing something
Example
The coach's discouraging words affected the team's morale.
コーチの落胆させる言葉は、チームの士気に影響を与えました。
B2 noun /dɪˈstrækʃənz/

distractions

気を散らすもの
Meaning
Things that prevent someone from concentrating on something else.
Example
Eliminate distractions for better productivity.
生産性を高めるために、気を散らすものを排除してください。
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 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 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 /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 /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。
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 noun /ˈdiː.fekt/

Defect

欠陥
Meaning
a shortcoming, imperfection, or lack; a fault or flaw in something
Example
The manufacturing defect caused the product to fail after only one week.
製造上の欠陥により、製品はわずか1週間で故障しました。
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 noun /dɪsˈrʌp.ʃən/

disruption

混乱
Meaning
Barrier or interruption, sudden disturbance in any process or service.
Example
The road construction caused major disruption in traffic flow.
道路建設は交通の流れに大きな混乱を引き起こしました。
B2 adjective /ˈded.li/

Deadly

致命的な; 死亡の; 危険な
Meaning
causing or able to cause death; extremely dangerous; lethal
Example
The deadly poison killed the plant instantly.
致命的な毒はその植物を瞬時に殺しました。