語彙集

英単語辞書 | 単語の意味、定義、例文

degenerative diseases definition card — visual illustration of the meaning
noun C1
dɪˈdʒɛnəˌreɪtɪv dɪˈzizɪz
変性疾患 (henshō shikkan)

Medical conditions that involve the deterioration or progressive decline of tissues, organs, or functions

"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。" (Henshō shikkan wa kōreika shita jinkō ni ippanteki desu.)
degradation definition card — visual illustration of the meaning
noun C1
/ˌdɛɡrəˈdeɪʃən/
劣化 (rekka)

The process of being degraded, declined, or reduced in quality, dignity, or value.

"Pollution leads to the degradation of the environment."

"汚染は環境の劣化を引き起こします。" (Osenshita kankyō no rekka wo hikiokoshimasu.)
degrade definition card — visual illustration of the meaning
⬇️😔

degrade

verb C1
/dɪˈɡreɪd/

To lower in dignity, quality, or value; to treat with disrespect or to deteriorate.

"Harsh words can degrade a person's confidence."

degraded definition card — visual illustration of the meaning
adjective C1
/dɪˈɡreɪdɪd/
劣化した (reka shita)

Reduced in quality, dignity, or condition.

"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。" (Murabito-tachi wa reka shita joutai de kurasazaru o enakatta.)
dehydrate definition card — visual illustration of the meaning
verb C1
/diːˈhaɪdreɪt/

to remove water from something; to lose water or body fluids

"Running in the heat can quickly dehydrate you."

deity definition card — visual illustration of the meaning
noun C1
/ˈdeɪ.ə.ti/
(kami)

a god or goddess

"The temple is dedicated to a Hindu deity."

"その寺院はヒンドゥー教の神に捧げられています。" (Sono jiin wa Hindū-kyō no kami ni sasagerareteimasu.)
deliberation definition card — visual illustration of the meaning
noun C1
dɪˌlɪb.əˈreɪ.ʃən
熟慮 (jukuryo)

Long and careful consideration or discussion of a matter.

"The committee engaged in thorough deliberation."

"委員会は慎重な討議に参加しました。" (Iinkai wa shinchō na tōgi ni sanka shimashita.)
deliberations definition card — visual illustration of the meaning
noun C1
dɪˌlɪb.əˈreɪ.ʃənz
審議 (shingi)

Long and careful consideration or discussion

"Deliberations on AI governance are ongoing."

"AIガバナンスに関する審議は進行中です。" (AI gabanasu ni kansuru shingi wa shinkōchū desu.)
Delicacy definition card — visual illustration of the meaning
noun C1
/ˈdɛlɪkəsi/
珍味 / 精緻 (chinmi / seichi)

a rare or expensive food item; fineness or sensitivity

"Caviar is considered a delicacy in many countries."

"キャビアは多くの国で珍味と見なされています。" (Kyabia wa ooku no kuni de chinmi to minasareteimasu.)
delineate definition card — visual illustration of the meaning
verb C1
/dɪˈlɪnieɪt/
明確に描く (meikaku ni kaku)

to describe, portray, or define something precisely and clearly

"The contract clearly delineates the responsibilities of each party."

"契約書は各当事者の責任を明確に定義しています。" (Keiyaku-sho wa kaku tōjisha no sekinin o meikaku ni teigi shiteimasu.)
delirious definition card — visual illustration of the meaning
adjective C1
/dɪˈlɪriəs/
デリリアス (deririasu)

in an extremely disturbed or excited state of mind, often due to illness or emotion

"He was delirious with fever and kept muttering nonsense."

"彼は熱でデリリアスで、無意味なことを呟いていた。" (Kare wa netsu de deririasu de, muimina koto o tsubuyaite ita.)
delirium definition card — visual illustration of the meaning
noun C1
/dɪˈlɪriəm/
錯乱 (sokuran)

An acutely disturbed state of mind characterized by restlessness, illusions, and incoherence.

"The patient experienced delirium after the surgery due to the strong medication."

"患者は手術後、強い薬物の影響で錯乱状態を経験しました。" (Kanja wa shujutsu-go, tsuyoi yakubutsu no eikyō de sokuran jōtai o keiken shimashita.)
deltaic landscape definition card — visual illustration of the meaning
noun C1
delˈteɪɪk ˈlændskeɪp
デルタ地形 (deruta chikei)

A geographical area formed by sediment deposits at the mouth of a river, creating a triangular land formation.

"Bangladesh has a unique deltaic landscape."

"バングラデシュにはユニークなデルタ地形があります。" (Banguradeshuni wa yuniiku na deruta chikei ga arimasu.)
delude definition card — visual illustration of the meaning
verb C1
/dɪˈluːd/
だます (damasu)

To mislead someone into believing something that is not true.

"He deluded himself into thinking he could win the race without training."

"彼は訓練なしでレースに勝てると思い込み、自分をだました。" (Kare wa kunren nashi de rēsu ni kateru to omoikomi, jibun o damashita.)
deluge definition card — visual illustration of the meaning
noun C1
/ˈdɛljuːdʒ/
洪水 (kōzui)

A severe flood; an overwhelming quantity of something.

"The town was hit by a deluge of rain in just a few hours."

"その町は数時間で豪雨の洪水に襲われました。" (Sono machi wa suujikan de gōu no kōzui ni osowaremashita.)
delusion definition card — visual illustration of the meaning
noun C1
/dɪˈluːʒən/
錯覚 (sokkaku)

A false belief or impression maintained despite being contradicted by reality.

"He lived under the delusion that he was invincible."

"彼は自分が無敵だという錯覚の中で生きていた。" (Kare wa jibun ga muteki da to iu sokkaku no naka de ikite ita.)
delve definition card — visual illustration of the meaning
🔍

delve

verb C1
/dɛlv/

To investigate deeply; to dig into a subject or area.

"The researcher delved into ancient manuscripts to find clues."

noun C1
/ˈdɛməɡɒɡ/
デマゴーグ (demagōgu)

A political leader who seeks support by appealing to popular desires and prejudices rather than by using rational argument.

"The crowd was swayed by the fiery speeches of the demagogue."

"群衆はデマゴーグの情熱的な演説に影響された。" (Gunshū wa demagōgu no jōnetsuteki na enzetsu ni eikyō sareta.)
demarcate definition card — visual illustration of the meaning
verb C1
/ˈdiːmɑːrˌkeɪt/
境界を定める (kyoukai wo sadameru)

to set the boundaries or limits of something

"The land was demarcated with fences to avoid disputes."

"土地はフェンスで境界が定められて、争いを避けました。" (Tochi wa fensu de kyoukai ga sadamerarete, arasoi wo sake mashita.)
Demarcation definition card — visual illustration of the meaning
noun C1
/ˌdiː.mɑːˈkeɪ.ʃən/
境界設定 (kyōkai settei)

the action of fixing the boundary or limits of something; separation or division

"The demarcation between public and private land was clearly marked."

"公共の土地と私有地の境界設定は明確に示されていた。" (Kōkyō no tochi to shiyūchi no kyōkai settei wa meikaku ni shimesarete ita.)
demean definition card — visual illustration of the meaning
verb C1
/dɪˈmiːn/
侮辱する (bujoku suru)

to cause someone to lose dignity or respect

"The manager demeaned his employees with rude remarks."

"マネージャーは粗野なコメントで社員を侮辱しました。" (Manejā wa soya na komento de shain o bujoku shimashita.)
demeanor definition card — visual illustration of the meaning
noun C1
/dɪˈmiːnər/
態度 (taido)

a person's outward behavior or appearance

"Her calm demeanor impressed everyone at the meeting."

"彼女の冷静な態度は会議で皆に感銘を与えました。" (Kanojo no reisei na taido wa kaigi de mina ni kanmei o ataemashita.)
noun C1
/dɪˈmiːnər/
態度 (taido)

a person's outward behavior or appearance

"Her calm demeanour impressed everyone during the meeting."

"会議中、彼女の落ち着いた態度は皆に印象を与えました。" (Kaigi-chu, kanojo no ochitsuita taido wa mina ni inshou wo ataemashita.)
demented definition card — visual illustration of the meaning
adjective C1
/dɪˈmɛntɪd/
狂った / 非理性的 (kuruṭta / hīrisēntēki)

behaving irrationally due to mental illness or extreme excitement

"He looked demented after hearing the shocking news."

"彼は衝撃的なニュースを聞いた後、正気を失ったように見えました。" (Kare wa shōgeki-tekina nyūsu o kiita ato, shōki o ushinatta yō ni miemashita.)
Demerit definition card — visual illustration of the meaning
noun C1
/dɪˈmɛrɪt/
欠点 / 罰点 (kettō / batten)

A fault or disadvantage; a mark against a person for misconduct.

"He received a demerit for being late to class."

"彼は授業に遅刻したため、デメリットを受けた。" (Kare wa jugyō ni chikoku shita tame, demerit o uketa.)
demise definition card — visual illustration of the meaning
noun C1
/dɪˈmaɪz/
死 / 終わり (shi / owari)

Death or end of something, especially the end of an institution or system.

"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。" (Kaisha no totsuzen no tōsan wa tōshika o odorokasemashita.)
demographic transition definition card — visual illustration of the meaning
noun C1
ˌdɛməˈɡræfɪk trænˈzɪʃən
人口転換 (jinkou tenkan)

A shift in population patterns from high birth and death rates to low birth and death rates as a country develops economically

"The demographic transition indicates a shift towards an aging society."

"人口転換は高齢化社会への移行を示しています。" (Jinkō tenkan wa kōreika shakai e no ikō o shimeshiteimasu.)
demolition definition card — visual illustration of the meaning
noun C1
/ˌdɛməˈlɪʃən/
解体 (kaitai)

the act or process of destroying a building or structure

"The demolition of the old factory took several weeks."

"古い工場の解体には数週間かかりました。" (Furui kōjō no kaitai ni wa sū shūkan kakarimashita.)
demonstrable definition card — visual illustration of the meaning
adjective C1
/dɪˈmɒnstrəbl/
証明可能 (shōmei kanō)

clearly able to be shown or proven

"There was demonstrable evidence that he was innocent."

"彼が無罪であることを示す証明可能な証拠がありました。" (Kare ga muzai de aru koto o shimesu shōmei kanō na shōko ga arimashita.)
demonstrative definition card — visual illustration of the meaning
adjective C1
/dɪˈmɒnstrətɪv/
表現的な (hyogen-tekina)

openly showing feelings, especially affection or emotion

"She was very demonstrative with her affection towards her friends."

"彼女は友達に対してとても表現的だった。" (Kanojo wa tomodachi ni taishite totemo hyogen-tekidatta.)
demonstrator definition card — visual illustration of the meaning
noun C1
/ˈdɛmənˌstreɪtər/
デモンストレーター, 抗議者 (demonsutoreetaa, kougisha)

a person who shows how something works or takes part in a public protest

"The demonstrators marched peacefully through the city streets."

"デモ参加者は平和的に街の通りを行進しました。" (Demo sanka-sha wa heiwateki ni machi no toori o koushin shimashita.)
demoralize definition card — visual illustration of the meaning
verb C1
/dɪˈmɔrəˌlaɪz/

to cause someone to lose confidence or hope

"The constant criticism demoralized the young athlete."

verb C1
/dɪˈmoʊt/
降格 (koukaku)

to reduce to a lower rank or position

"The manager decided to demote the employee for poor performance."

"マネージャーはパフォーマンスが悪いため、従業員を降格させることに決めました。" (Manejā wa pafōmansu ga warui tame, jūgyōin o kōkaku saseru koto ni kimemashita.)
denigrate definition card — visual illustration of the meaning
verb C1
/ˈdɛnɪˌɡreɪt/
貶める (otoshimeru)

to criticize unfairly; to belittle or disparage someone or something

"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。" (Kare wa dōryō no gyōseki o sugu ni otoshimemashita.)
noun C1
/dɪˌnɒmɪˈneɪʃən/
宗派, 価値 (shūha, kachi)

a recognized autonomous branch of the Christian Church; a unit of value or currency

"The church belongs to a Protestant denomination."

"その教会はプロテスタントの宗派に属しています。" (Sono kyōkai wa Purotesutanto no shūha ni zoku shiteimasu.)
denote definition card — visual illustration of the meaning
verb C1
/dɪˈnəʊt/
示す (shimesu)

To be a sign of; to indicate or mean something.

"A red flag denotes danger."

"赤い旗は危険を示しています。" (Akai hata wa kiken o shimeshiteimasu.)
dent definition card — visual illustration of the meaning
noun/verb C1
/dɛnt/
へこみ (hekomi)

a small hollow mark on the surface of something; to make a small hollow mark

"The accident left a dent in the car door."

"事故で車のドアにへこみが残りました。" (Jiko de kuruma no doa ni hekomi ga nokorimashita.)
noun C1
/dɪˌnʌnsiˈeɪʃən/
非難 / 公共の告発 (hinan / koukyou no kokuhatsu)

the public condemnation or accusation of someone or something

"The journalist's article was a strong denunciation of corruption."

"ジャーナリストの記事は腐敗に対する強い非難でした。" (Jaanarisuto no kiji wa fuhai ni taisuru tsuyoi hinan deshita.)
verb C1
/dɪˈpliːt/
使い果たす (tsukaihatasu)

to reduce the quantity or supply of something

"The long war has depleted the country's resources."

"長引く戦争で国の資源は枯渇した。" (Nagabiku sensou de kuni no shigen wa kokatsu shita.)
depletion definition card — visual illustration of the meaning
noun C1
dɪˈpliː.ʃən
枯渇 (kokatsu)

Reduction in the number or quantity of something.

"Overfishing has led to the depletion of marine life."

"過剰漁獲が海洋生物の枯渇を引き起こしました。" (Kajou gyokaku ga kaiyō seibutsu no kokatsu o hikiokoshimashita.)
deplorable definition card — visual illustration of the meaning
adjective C1
/dɪˈplɔːrəbl/
ひどい (hidoi)

deserving strong condemnation; shockingly bad in quality

"The refugees were living in deplorable conditions."

"難民はひどい状況で生活していた。" (Nanmin wa hidoi jōkyō de seikatsu shite ita.)
deplore definition card — visual illustration of the meaning
verb C1
/dɪˈplɔːr/
非難する (hinansuru)

to feel or express strong disapproval of something

"The community deplored the act of violence."

"コミュニティは暴力行為を非難しました。" (Komyuniti wa bouryoku koui o hinan shimashita.)
verb C1
/dɪˈpɔːrt/
国外追放 (kokugai tsuihō)

To expel a foreigner from a country, usually for legal or political reasons.

"The government decided to deport the illegal immigrants."

"政府は不法移民をデポートすることを決定した。" (Seifu wa fuhō imin o depōto suru koto o kettei shita.)
noun C1
/ˌdiːpɔːrˈteɪʃən/

The act of expelling a foreigner from a country.

"The deportation of hundreds of workers sparked international criticism."

⚖️

depose

verb C1
/dɪˈpoʊz/

to remove someone from office or power, especially suddenly and forcefully

"The rebels managed to depose the dictator after years of unrest."

deposition definition card — visual illustration of the meaning
noun C1
/ˌdepəˈzɪʃən/
職務解除、証言 (shokumu kaijo, shōgen)

the act of removing someone from office, or the process of giving sworn evidence

"The lawyer took the witness’s deposition before the trial."

"弁護士は裁判の前に証人の証言を取りました。" (Bengoshi wa saiban no mae ni shōnin no shōgen o torimashita.)
depository definition card — visual illustration of the meaning
noun C1
/dɪˈpɑːzətɔːri/
預け場所, 保管所 (azukebasho, hokanjo)

a place where things are stored or deposited, especially financial assets

"The national depository safeguards all government bonds."

"国家のデポジトリはすべての政府債券を保護しています。" (Kokka no depojitari wa subete no seifu saiken wo hogo shiteimasu.)
adjective C1
/dɪˈpreɪvd/
堕落した (darakushita)

morally corrupt or wicked

"The film depicts the life of a depraved criminal."

"その映画は堕落した犯罪者の人生を描いています。" (Sono eiga wa darakushita hanzai-sha no jinsei o egaiteimasu.)
deprecate definition card — visual illustration of the meaning
verb C1
/ˈdɛprɪˌkeɪt/
非難する (hinansuru)

to express disapproval of something

"The teacher deprecated the use of slang in academic essays."

"教師は学術論文でのスラングの使用を非難しました。" (Kyōshi wa gakujutsu ronbun de no surangu no shiyō o hinan shimashita.)
verb C1
/dɪˈpriːʃieɪt/
価値が下がる (kachiga sagaru)

to reduce in value over time

"Cars tend to depreciate quickly in their first few years."

"車は最初の数年間で急速に価値が下がる傾向があります。" (Kuruma wa saisho no suunenkan de kyūsoku ni kachi ga sagaru keikō ga arimasu.)