Vocabularies

English Vocabulary Dictionary | Word Meanings, Definitions & Examples

flail definition card — visual illustration of the meaning
verb C2
/fleɪl/
何かを激しく振る; 必死に動く (nanika o hageshiku furu; hisshi ni ugoku)

to wave or swing something about wildly; to thrash about

"He flailed his arms to keep afloat in the water."

"彼は水に浮かぶために腕を振った。" (Kare wa mizu ni ukabu tame ni ude o futta.)
Flatterer definition card — visual illustration of the meaning
noun C2
/ˈflæt.ər.ər/
お世辞を言う人 (oseji wo iu hito)

a person who lavishes praise, often insincerely and in order to gain advantage

"The king was surrounded by flatterers who only told him what he wanted to hear."

"王様はお世辞を言う人たちに囲まれて、彼が聞きたいことだけを言ってもらった。" (Ōsama wa oseji wo iu hitotachi ni kakomarete, kare ga kikitai koto dake wo itte moratta.)
noun C2
/ˈflætʃələns/
消化器系のガスの蓄積 (shōkaki-kei no gasu no chikuseki)

the accumulation of gas in the digestive system; excessive gas in the stomach or intestines

"Eating beans can sometimes cause flatulence."

"豆を食べると時々おならが出ることがあります。" (Mame o taberu to tokidoki onara ga deru koto ga arimasu.)
noun C2
/flæks/
フラックス (furakkusu)

a plant whose fibers are used to make linen and whose seeds are edible

"Flax is often used in making linen fabrics."

"フラックスは、リネン生地を作るために頻繁に使用されます。" (Furakkusu wa, rinen kiji o tsukuru tame ni hinpan ni shiyou saremasu.)
verb C2
/fleɪ/
皮を剥ぐ/厳しく批判する (kawa o hagu/kimitsu ni hihan suru)

to strip off the skin of something or criticize severely

"The chef flayed the fish before cooking it."

"シェフは魚を料理する前に皮を剥ぎました。" (Shefu wa sakana o ryōri suru mae ni kawa o hagimashita.)
noun C2
/flɛk/
小さなシミ (chiisana shimi)

a small spot or mark, often of a different color

"There was a fleck of paint on the floor."

"床にペンキの小さなシミがありました。" (Yuka ni penki no chiisana shimi ga arimashita.)
noun C2
/ˈflɛkʃən/
屈曲 (kukkyo)

The act of bending or the state of being bent, especially of a limb or joint.

"The doctor tested the patient's knee flection during the examination."

"医者は検査中に患者の膝の屈曲をテストしました。" (Isha wa kensa-chu ni kanja no hiza no kukkyo o tesuto shimashita.)
fledge definition card — visual illustration of the meaning
verb C2
/flɛdʒ/
飛べるようになる (toberu you ni naru)

To develop wing feathers large enough for flight; to bring up until able to fly.

"The young birds will fledge in a few weeks."

"若い鳥たちは数週間以内に飛べるようになる。" (Wakai toritachi wa suushukan inai ni toberu you ni naru.)
noun C2
/ˈflɛdʒlɪŋ/
若鳥 (wakadori)

A young bird that has just developed its feathers and is learning to fly; a beginner.

"The fledgeling was trying hard to take its first flight."

"若鳥は最初の飛行をしようとしていました。" (Wakadori wa saisho no hikou o shiyou to shiteimashita.)
adjective C2
/ˈflaɪti/
不安定 (fu antei)

unstable, impulsive, or easily distracted; lacking seriousness or stability

"She’s too flighty to stick with one job for long."

"彼女は一つの仕事に長く留まるには不安定すぎる。" (Kanojo wa hitotsu no shigoto ni nagaku todomaru ni wa fu antei sugiru.)
flippancy definition card — visual illustration of the meaning
noun C2
/ˈflɪpənsi/
軽薄 (keihaku)

lack of seriousness; showing a disrespectful or trivial attitude

"His flippancy during the meeting offended his colleagues."

"会議中の彼の軽薄さは、同僚を不快にさせた。" (Kaigi-chū no kare no keihaku-sa wa, dōryō o fukai ni saseta.)
flippant definition card — visual illustration of the meaning
adjective C2
/ˈflɪpənt/
軽薄な (keihaku na)

not showing a serious or respectful attitude

"His flippant remarks annoyed the teacher."

"彼の軽薄な発言は教師をイライラさせた。" (Kare no keihaku na hatsugen wa kyoushi o iraira saseta.)
flit definition card — visual illustration of the meaning
verb C2
/flɪt/
ひらひら舞う (hirahira mau)

to move quickly and lightly from one place to another

"Butterflies flitted from flower to flower."

"蝶が花から花へひらひらと舞った。" (cho ga hana kara hana e hirahira to matta)
floe definition card — visual illustration of the meaning
noun C2
/floʊ/
氷の板 (kōri no ita)

a large sheet of floating ice

"The polar bears rested on the ice floe."

"北極熊は氷の板の上で休んでいた。" (Hokkyoku kuma wa kōri no ita no ue de yasunde ita.)
florescence definition card — visual illustration of the meaning
noun C2
/flɔːˈrɛsəns/
花の開花期 (hana no kaika ki)

The process, state, or period of flowering.

"The garden reached its peak florescence in spring."

"庭は春に最盛期の花の開花期に達しました。" (Niwa wa haru ni saiseiki no hana no kaika ki ni tasshimashita.)
florid definition card — visual illustration of the meaning
adjective C2
/ˈflɒrɪd/
過度に装飾された / 赤みがかった (kado ni sōshoku sareta / akami ga katta)

Having a red or flushed complexion; or excessively ornate and intricate.

"The speaker’s florid style made the lecture hard to follow."

"講演者の過度に装飾されたスタイルは、講義を理解するのを難しくした。" (Kōensha no kado ni sōshoku sareta sutairu wa, kōgi o rikai suru no o muzukashiku shita.)
flotilla definition card — visual illustration of the meaning
noun C2
/fləˈtɪlə/
小型艦隊 (kogata kantai)

A small fleet of ships or boats operating together.

"A flotilla of fishing boats left the harbor at dawn."

"漁船のフロティラが夜明けに港を出発しました。" (Gyosen no furotira ga yoake ni minato o shuppatsu shimashita.)
flotsam definition card — visual illustration of the meaning
noun C2
/ˈflɒtsəm/
漂流物 (hyōryūbutsu)

Floating debris from a shipwreck or things discarded and left floating.

"The beach was littered with flotsam after the storm."

"嵐の後、ビーチは漂流物で埋め尽くされていた。" (Arashi no ato, bīchi wa hyōryūbutsu de umetsukusarete ita.)
flue definition card — visual illustration of the meaning
noun C2
/fluː/
煙道 (endou)

A pipe or channel for smoke and waste gases produced by a fire, gas heater, or power station.

"The chimney flue needs to be cleaned regularly."

"煙突の煙道は定期的に掃除する必要があります。" (Entotsu no endou wa teikiteki ni souji suru hitsuyou ga arimasu.)
fluential definition card — visual illustration of the meaning
adjective C2
/fluːˈɛnʃəl/
影響力のある (eikyōryoku no aru)

Having the power to influence or flowing freely (rare/archaic usage).

"The fluential speaker captivated the entire audience."

"影響力のある話者は、観客全体を魅了しました。" (Eikyōryoku no aru hanasha wa, kankyaku zentai o miryō shimashita.)
fluke definition card — visual illustration of the meaning
noun C2
/fluːk/
偶然の幸運 (guuzen no kouun)

A stroke of luck; an unexpected piece of good fortune.

"Winning the lottery was a complete fluke."

"宝くじに当たるのは完全に偶然の幸運だ。" (Takarakuji ni ataru no wa kanzen ni guuzen no kouun da.)
verb C2
/ˈflʌməks/
困惑させる (konwaku saseru)

To confuse or bewilder someone completely.

"The complicated puzzle flummoxed the students."

"その複雑なパズルは学生を困惑させた。" (Sono fukuzatsu na pazuru wa gakusei wo konwaku saseta.)
adjective C2
/ˈflʌməksd/
困惑した (konwaku shita)

Completely confused or bewildered.

"He looked flummoxed after hearing the strange question."

"彼はその奇妙な質問を聞いた後、困惑しているように見えた。" (Kare wa sono kimyō na shitsumon o kiita ato, konwaku shite iru yō ni mieta.)
adjective C2
/ˈfluːtɪd/
溝が入った (mizu ga haitta)

having grooves or ridges, often for decoration

"The vase had a beautiful fluted design around the rim."

"その花瓶は縁に美しい溝が入ったデザインがありました。" (Sono kabin wa fuchi ni utsukushī mizu ga haitta dezain ga arimashita.)
fluvial definition card — visual illustration of the meaning
adjective C2
/ˈfluːviəl/
河川に関連する (kasen ni kanren suru)

relating to or found in a river

"The fluvial deposits indicated the presence of an ancient river system."

"河川堆積物は古代の川のシステムの存在を示していた。" (Kasen taisekimono wa kodai no kawa no shisutemu no sonzai o shimeshite ita.)
Foal-foot definition card — visual illustration of the meaning
noun C2
/foʊl fʊt/
馬のひづめの花 (uma no hidzume no hana)

a yellow flowering plant with leaves shaped like a horse's hoof, also known as coltsfoot

"The foal-foot plant grows wild in many meadows and is often the first flower to bloom in spring."

"馬のひづめの花の植物は多くの草地で野生で成長し、春に最初に咲く花の一つです。" (Uma no hidzume no hana no shokubutsu wa ōku no sōchi de yasei de seichō shi, haru ni saisho ni saku hana no hitotsu desu.)
foetid definition card — visual illustration of the meaning
adjective C2
/ˈfiːtɪd/
腐った (kusatta)

having an offensive, unpleasant smell

"The foetid smell from the garbage made it hard to breathe."

"ゴミからの腐った臭いで呼吸が困難になった。" (Gomi kara no kusatta nioi de kokyū ga konnan ni natta.)
foible definition card — visual illustration of the meaning
noun C2
/ˈfɔɪbəl/
小さな弱点 (chiisana jakuten)

A minor weakness or eccentricity in someone's character.

"She loved him despite his little foibles."

"彼女は彼の小さな弱点を気にせずに彼を愛していた。" (Kanojo wa kare no chiisana jakuten o ki ni sezu ni kare o aishite ita.)
verb C2
/fɔɪst/
押し付ける (oshitsukeru)

To impose something unwelcome or unnecessary on someone.

"He tried to foist his old books onto his friends."

"彼は友達に自分の古い本を押し付けようとしました。" (Kare wa tomodachi ni jibun no furui hon o oshitsukeyou to shimashita.)
folio definition card — visual illustration of the meaning
noun C2
/ˈfoʊ.li.oʊ/
大きな本や写本 (ookina hon ya shahon)

A sheet of paper folded once to form two leaves (four pages) of a book; also a term for a large book or manuscript.

"The library houses an ancient Shakespeare folio."

"図書館には古いシェイクスピアのフォリオがあります。" (Toshokan ni wa furui Sheikusupia no forio ga arimasu.)
foment definition card — visual illustration of the meaning
verb C2
/foʊˈmɛnt/
扇動する (sendou suru)

To instigate or stir up (an undesirable or violent sentiment or course of action).

"The rebel leader tried to foment unrest among the people."

"反乱の指導者は、人々の間で騒動を煽ろうとした。" (Hanran no shidōsha wa, hitobito no aida de sōdō o aorō to shita.)
fomentation definition card — visual illustration of the meaning
noun C2
/ˌfoʊ.mənˈteɪ.ʃən/
扇動、刺激 (sendō, shigeki)

The action of instigating or stirring up; also the application of warm substances to the body to ease pain.

"His speech led to the fomentation of violence in the region."

"彼のスピーチは地域での暴力の激化を引き起こした。" (Kare no supīchi wa chiiki de no bōryoku no gekika o hikiokoshita.)
fondle definition card — visual illustration of the meaning
verb C2
/ˈfɒn.dəl/
撫でる (naderu)

To stroke or caress lovingly or gently.

"She fondled the kitten gently in her lap."

"彼女は膝の上で子猫を優しく撫でていました。" (Kanojo wa hizano ue de koneko o yasashiku nadete imashita.)
foolery definition card — visual illustration of the meaning
noun C2
/ˈfuːləri/
愚かさ (orokasa)

Silly or foolish behavior or actions.

"His constant foolery made the meeting hard to take seriously."

"彼の絶え間ない愚かさは、会議を真剣に受け止めるのを難しくしました。" (Kare no tae-manai orokasa wa, kaigi o shinken ni uketomeru no o muzukashiku shimashita.)
adjective C2
/ˈfuːlˌhɑːrdi/
無謀な (mubō na)

Recklessly bold or rash; taking foolish risks.

"It was foolhardy of him to climb the mountain without proper gear."

"適切な装備なしで山に登るのは無謀だった。" (Tekisetsu na sōbi nashi de yama ni noboru no wa mubō datta.)
adjective C2
/ˈfʊtˌluːs/
自由な (jiyūna)

Free to go anywhere or do anything; not tied down by responsibilities.

"After graduating, he felt footloose and ready to explore the world."

"卒業後、彼は自由を感じ、世界を探索する準備ができていました。" (Sotsugyōgo, kare wa jiyū o kanji, sekai o tansaku suru junbi ga dekite imashita.)
noun C2
/ˈfɒpəri/
虚飾 (kishoku)

Foolish or excessive concern with one's appearance or manners; pretentious behavior.

"His obsession with fashion was dismissed as mere foppery."

"彼のファッションへの執着は単なる虚飾と見なされた。" (Kare no fasshon e no shuchaku wa tannaru kishoku to minasareta.)
adjective C2
/ˈfɒpɪʃ/
服装と外見に過剰にこだわり、愚かまたは虚栄心から行動する (fukusou to gaiken ni kajou ni kodawari, oroka mata wa kyoeishin kara koudou suru)

Excessively concerned with clothes and appearance in a vain or foolish way.

"He looked rather foppish in his brightly colored suit."

"彼は明るい色のスーツで少しふざけたように見えた。" (Kare wa akarui iro no suutsu de sukoshi fuzaketa you ni mieteta.)
forbearance definition card — visual illustration of the meaning
noun C2
/fɔːrˈbɛrəns/
寛容 (kanyou)

Patient self-control; restraint and tolerance, especially in difficult situations.

"She showed remarkable forbearance during the heated argument."

"彼女は激しい議論の中で驚くべき寛容さを示しました。" (Kanojo wa hageshii giron no naka de odorokubeki kanyousa o shimeshimaashita.)
adverb C2
/ˈfɔːrbi/
その上 (sono ue)

In addition; besides (archaic Scottish/English word).

"He is kind and generous, and wise forby."

"彼は親切で寛大で、さらに賢いです。" (Kare wa shinsetsu de kandai de, sara ni kashikoi desu.)
forebode definition card — visual illustration of the meaning
verb C2
/fɔːrˈboʊd/
予兆する (yochou suru)

To predict or have a strong inner feeling of a future misfortune or evil.

"Dark clouds forebode a coming storm."

"暗い雲が来る嵐を予兆している。" (Kurai kumo ga kuru arashi o yochou shite iru.)
forecastle definition card — visual illustration of the meaning
noun C2
/ˈfoʊksl/
フォアキャッスル (foakyassuru)

The forward part of a ship below the deck, traditionally used as living quarters for the crew.

"The sailors gathered in the forecastle after their shift."

"船員たちはシフト後にフォアキャッスルに集まりました。" (Sen'in-tachi wa shifuto go ni foakyassuru ni atsumarimashita.)
forecourt definition card — visual illustration of the meaning
noun C2
/ˈfɔːrkɔːrt/
前庭 (zentō)

an open area in front of a large building, especially a petrol station or hotel

"The car was parked in the hotel forecourt."

"車はホテルの前庭に駐車されていました。" (Kuruma wa hoteru no zentō ni chūsha sarete imashita.)
forejudge definition card — visual illustration of the meaning
verb C2
/fɔːrˈdʒʌdʒ/
前もって判断する (maemotte handan suru)

To judge beforehand without adequate information.

"It is unfair to forejudge someone without knowing the facts."

"事実を知らずに誰かを前もって判断するのは不公平です。" (Jijitsu o shirazu ni dareka o maemotte handan suru no wa fukōhei desu.)
foreknowledge definition card — visual illustration of the meaning
noun C2
/ˈfɔːrˌnɑːlɪdʒ/
予知 (yochi)

Awareness of something before it happens or exists.

"The prophet claimed to have foreknowledge of the event."

"預言者はその出来事の予知をしていると主張した。" (Yogen-sha wa sono dekigoto no yochi o shite iru to shuchou shita.)
verb C2
/ˌfɔːrɔːrˈdeɪn/
前もって定める (maemotte sadameru)

to determine or decree something in advance; to predestine

"Some believe that our lives are foreordained by fate."

"いくつかの人々は、私たちの人生は運命によって予め定められていると信じています。" (Ikutsuka no hitobito wa, watashitachi no jinsei wa unmei ni yotte arakajime sadamerareteiru to shinjiteimasu.)
noun C2
/ˌfɔːrɔːrdɪˈneɪʃən/
予定 (yotei)

the act of determining something in advance; predestination

"The doctrine of foreordination suggests that events are fixed by divine will."

"予定説の教義は、出来事は神の意志によって定められていると示唆しています。" (Yotei setsu no kyougi wa, dekigoto wa kami no ishi ni yotte sadamerarete iru to shisa shiteimasu.)
forepeak definition card — visual illustration of the meaning
noun C2
/ˈfɔːrˌpiːk/
船首の部屋 (senshū no heya)

The compartment in the forward part of a ship, often used for storage.

"The sailors stored extra ropes in the forepeak."

"船員たちは余分なロープを船首の部屋に収納しました。" (Sen'in-tachi wa yobun na rōpu o senshū no heya ni shunō shimashita.)
verb C2
/ˌfɔːrˈrʌn/
先駆ける (sakigakeru)

To go before; to precede in time, place, or action.

"Dark clouds often forerun a storm."

"暗い雲はしばしば嵐の前触れとなる。" (Kurai kumo wa shibashiba arashi no maebure to naru.)
noun C2
/ˈfɔːrˌseɪl/
フォアセイル (foa seiru)

The principal sail set on the foremast of a sailing vessel.

"The crew adjusted the foresail to catch the wind."

"乗組員は風を捉えるためにフォアセイルを調整しました。" (Norikumiin wa kaze wo toraeru tame ni foa seiru wo chousei shimashita.)