词汇表

英语词汇词典 | 单词含义、定义和示例

Formerly definition card — visual illustration of the meaning
adverb B2
/ˈfɔːrmərli/
以前 (izen)

In the past; previously.

"The city was formerly known as Constantinople."

"その都市は以前コンスタンティノープルとして知られていました。" (Sono toshi wa izen Konsutantinōpuru toshite shirarete imashita.)
formula definition card — visual illustration of the meaning
noun B2
/ˈfɔːrmjələ/
公式 (koushiki)

a fixed method for doing something; a mathematical or chemical rule expressed in symbols

"The scientist discovered a new formula for the medicine."

"科学者は新しい薬の公式を発見しました。" (Kagakusha wa atarashī kusuri no kōshiki o hakken shimashita.)
formulate definition card — visual illustration of the meaning
verb B2
/ˈfɔːmjʊleɪt/
策定する (sakutei suru)

to create or devise a plan, system, or method

"She had to formulate a new strategy for the project."

"彼女はプロジェクトのために新しい戦略を立てなければならなかった。" (Kanojo wa purojekuto no tame ni atarashī senryaku o tatenakereba naranakatta.)
Fort definition card — visual illustration of the meaning
noun B2
/fɔːrt/
(toride)

a strong building or group of buildings where soldiers live and defend

"The ancient fort stood on top of the hill for centuries."

"古代のフォートは何世代にもわたって丘の上に立っていました。" (Kodai no fōto wa nan sedai ni mo watatte oka no ue ni tatte imashita.)
forth definition card — visual illustration of the meaning
adverb B2
/fɔːrθ/
前へ (mae e)

forward in place, time, or order

"The leader stepped forth to address the crowd."

"リーダーは群衆に向かって前に出ました。" (Rīdā wa gunshū ni mukatte mae ni demashita.)
forthcoming definition card — visual illustration of the meaning
adjective B2
/ˌfɔːrθˈkʌmɪŋ/
近づいている (chikadzuiteiru)

about to happen soon; willing to share information

"The company announced its forthcoming product launch."

"会社は近づいている製品の発売を発表しました。" (Kaisha wa chikadzuiteiru seihin no hatsubai o happyou shimashita.)
fortunate definition card — visual illustration of the meaning
adjective B2
/ˈfɔːrtʃənət/
幸運な (kouunna)

Having good luck or receiving something desirable by chance.

"She was fortunate to escape the accident without injuries."

"彼女は事故で怪我をすることなく逃げることができて幸運だった。" (Kanojo wa jiko de kega o suru koto naku nigeru koto ga dekite kōun datta.)
forum definition card — visual illustration of the meaning
noun B2
/ˈfɔːrəm/
フォーラム (fōramu)

A place, meeting, or medium where ideas and views can be exchanged.

"The online forum allows people to discuss a wide range of topics."

"オンラインフォーラムでは、人々がさまざまなトピックについて議論することができます。" (Onrain fōramu de wa, hitobito ga samazama na topikku ni tsuite giron suru koto ga dekimasu.)
fossil definition card — visual illustration of the meaning
noun B2
/ˈfɒsɪl/
化石 (kaseki)

the remains or impression of a prehistoric plant or animal embedded in rock

"The fossil of a dinosaur was discovered in the mountains."

"山で恐竜の化石が発見されました。" (Yama de kyōryū no kaseki ga hakken saremashita.)
foster definition card — visual illustration of the meaning
verb, adjective B2
/ˈfɒstər/
育てる (sodateru)

to encourage the development of something; to raise a child that is not one's own

"The program aims to foster creativity in young students."

"そのプログラムは若い学生たちに創造力を促進することを目的としています。" (Sono puroguramu wa wakai gakusei tachi ni souzouryoku wo sokushin suru koto wo mokuteki to shiteimasu.)
fostering definition card — visual illustration of the meaning
noun/verb B2
/ˈfɒs.tər.ɪŋ/
育成 (ikusei)

The process of encouraging or promoting the development or growth of something; nurturing and caring for.

"Good teachers play a key role in fostering creativity in students."

"良い教師は学生の創造性を育む上で重要な役割を果たします。" (Yoi kyoushi wa gakusei no souzousei o hagukumu ue de juuyou na yakuwari o hatashimasu.)
🚫

foul

adjective, noun, verb B2
/faʊl/

offensive to the senses; dirty or unpleasant; in sports, an unfair or illegal act

"The player was penalized for committing a foul."

Founder definition card — visual illustration of the meaning
noun, verb B2
/ˈfaʊndər/
創設者 (sōsetsusha)

a person who establishes an institution or company; as a verb, to fail or sink

"She is the founder of a successful startup."

"彼女は成功したスタートアップの創設者です。" (Kanojo wa seikō shita sātopu no sōsetsusha desu.)
Fountain definition card — visual illustration of the meaning
noun B2
/ˈfaʊn.tən/
噴水 (pensui)

a natural spring of water; an artificial structure from which water flows

"The fountain in the park attracts many visitors."

"公園の噴水は多くの訪問者を引き寄せます。" (Kōen no pensui wa ōku no hōmonsha o hikiyosemasu.)
Fowl definition card — visual illustration of the meaning
noun B2
/faʊl/
家禽 (kakin)

a domesticated bird kept for meat or eggs; chicken or other poultry

"The farmer raised fowl in his backyard for fresh eggs and meat."

"農場主は新鮮な卵と肉のために庭で家禽を育てていました。" (Nōjō-shu wa shinsen na tamago to niku no tame ni niwa de kakin o sodate te imashita.)
Fraction definition card — visual illustration of the meaning
noun B2
/ˈfrækʃən/
分数 (bunsuu)

A small part of something; in mathematics, a number that represents part of a whole.

"Only a small fraction of the population attended the event."

"人口のほんの一部だけがイベントに参加しました。" (Jinkou no honno ichibu dake ga ibento ni sanka shimashita.)
fragile definition card — visual illustration of the meaning
adjective B2
/ˈfræʤaɪl/
壊れやすい (kowareyasui)

Easily broken or damaged; delicate.

"Be careful with that vase, it's very fragile."

"その花瓶には気をつけて、すごく壊れやすいから。" (Sono kabin ni wa ki o tsukete, sugoku kowareyasui kara.)
Fragment definition card — visual illustration of the meaning
noun B2
/ˈfræɡmənt/
断片 (danpen)

a small piece broken off something larger

"He found a fragment of ancient pottery near the river."

"彼は川の近くで古代の陶器の断片を見つけました。" (Kare wa kawa no chikaku de kodai no tōki no danpen o mitsukemashita.)
Fragrance definition card — visual illustration of the meaning
noun B2
/ˈfreɪɡrəns/
香り (kaori)

A pleasant, sweet smell.

"The fragrance of fresh flowers filled the room."

"新鮮な花の香りが部屋に広がった。" (Shinsen na hana no kaori ga heya ni hirogatta.)
framework definition card — visual illustration of the meaning
noun B2
/ˈfreɪmˌwɜːrk/
枠組み (wakugumi)

A basic structure underlying a system, concept, or text.

"The new policy provides a framework for decision-making."

"新しいポリシーは意思決定のための枠組みを提供します。" (Atarashī porishī wa ishikettei no tame no wakugumi o teikyō shimasu.)
frameworks definition card — visual illustration of the meaning
noun B2
ˈfreɪm.wɜːks
フレームワーク (fureimuwāku)

Basic structures underlying systems, concepts, or texts

"Frameworks guide AI implementation."

"フレームワークはAIの実装を指導します。" (Fureimuwāku wa AI no jissō o shidō shimasu.)
adjective B2
/fræŋk/
率直 (sotchoku)

open, honest, and direct in speech or expression

"She was frank about her feelings on the matter."

"彼女はその問題について自分の感情を率直に話した。" (Kanojo wa sono mondai ni tsuite jibun no kanjou wo socchoku ni hanashita.)
Frankly definition card — visual illustration of the meaning
adverb B2
/ˈfræŋkli/
率直に (sokushiki ni)

in an honest and direct way

"Frankly, I don’t think this plan will work."

"率直に言って、この計画はうまくいかないと思います。" (Sokushiki ni itte, kono keikaku wa umaku ikanai to omoimasu.)
frantic definition card — visual illustration of the meaning
adjective B2
/ˈfræntɪk/
必死の (hisshi no)

Extremely anxious, hurried, or out of control due to fear or excitement.

"She made a frantic call to her family after the accident."

"事故後、彼女は家族に必死の電話をかけた。" (Jiko go, kanojo wa kazoku ni hisshi no denwa o kaketa.)
Fraud definition card — visual illustration of the meaning
noun B2
/frɔːd/
詐欺 (sagi)

A wrongful or criminal deception intended to result in financial or personal gain.

"The company collapsed due to massive accounting fraud."

"その会社は大規模な会計詐欺のために倒産しました。" (Sono kaisha wa daikibo na kaikei sagi no tame ni tōsan shimashita.)
freedom fighter definition card — visual illustration of the meaning
noun B2
/ˈfriːdəm ˌfaɪtər/
自由の戦士 (jiyuu no senshi)

a person who takes part in an armed or political struggle to achieve freedom or independence for their people or country

"The freedom fighter dedicated his life to the liberation of his homeland."

"その自由の戦士は祖国の解放のために人生を捧げた。" (sono jiyuu no senshi wa sokoku no kaihou no tame ni jinsei o sasageta)
freelancer definition card — visual illustration of the meaning
noun B2
/ˈfriːˌlænsər/
フリーランサー (furiinsā)

A person who works independently without being permanently employed by one organization.

"She works as a freelancer designing websites for different clients."

"彼女はフリーランサーとして、異なるクライアントのためにウェブサイトをデザインしています。" (Kanojo wa furiinsā to shite, kotonaru kuraianto no tame ni u~ebusaito o dezain shiteimasu.)
Frequency definition card — visual illustration of the meaning
noun B2
/ˈfriː.kwən.si/
頻度 (hindou)

The rate at which something occurs or is repeated over a period of time

"The frequency of bus services has been increased during rush hours."

"ラッシュアワー中にバスの頻度が増加しました。" (Rasshu awā chū ni basu no hindō ga zōka shimashita.)
freshman definition card — visual illustration of the meaning
noun B2
/ˈfreʃmən/
一年生 (ichinensei)

a first-year student at a high school, college, or university

"The freshman felt nervous on his first day at university."

"一年生は大学での初日に緊張していました。" (Ichinensei wa daigaku de no shonichi ni kinchou shiteimashita.)
freshness definition card — visual illustration of the meaning
noun B2
/ˈfrɛʃnəs/
新鮮さ (shinsen-sa)

The quality of being new, clean, and full of energy.

"The freshness of the morning air made everyone feel alive."

"朝の新鮮な空気で、みんなが生き生きと感じました。" (Asa no shinsen na kūki de, minna ga ikiki to kanjimashita.)
friction definition card — visual illustration of the meaning
noun B2
/ˈfrɪkʃən/
摩擦 (matsuri)

the resistance that one surface or object encounters when moving over another; conflict or tension between people or groups

"There was friction between the two departments over resource allocation."

"リソース配分に関して、二つの部門間に摩擦がありました。" (Risoosu haibun ni kanshite, futatsu no bumon-kan ni matsuri ga arimashita.)
Fright definition card — visual illustration of the meaning
noun B2
/fraɪt/
恐怖; 驚き; 驚愕 (kyoufu, odoroki, kyougaku)

a sudden intense feeling of fear; a shock or surprise that causes fear

"The loud thunder gave her such a fright that she dropped her coffee cup."

"大きな雷の音で、彼女は恐怖を感じてコーヒーカップを落としました。" (Ookina kaminari no oto de, kanojo wa kyoufu o kanjite koohii kappu o otoshimashita.)
adjective B2
/ˈfraɪtfəl/
恐ろしい (osoroshii)

causing fear or horror; very unpleasant

"The hikers faced frightful weather conditions on the mountain."

"登山者たちは山で恐ろしい天候条件に直面しました。" (Tozan-sha tachi wa yama de osoroshī tenkō jōken ni chokumen shimashita.)
Frock definition card — visual illustration of the meaning
noun B2
/frɒk/
女性または女の子のドレス; ゆったりとした外衣 (josei matawa onnanoko no doresu; yuttari to shita gaiki)

a woman's or girl's dress; a loose outer garment

"She wore a beautiful frock to the party."

"彼女はパーティーに美しいドレスを着ていきました。" (Kanojo wa pātī ni utsukushī doresu o kite ikimashita.)
frontier definition card — visual illustration of the meaning
noun B2
/ˈfrʌntɪə(r)/
国境 (kokkyou)

A border between two countries; also a new area of knowledge or activity.

"The soldiers were stationed at the frontier to guard the border."

"兵士たちは国境に駐留して、境界を守っていた。" (Heishi-tachi wa kokkyou ni churyuu shite, kyoukai o mamotte ita.)
frontiers definition card — visual illustration of the meaning
noun B2
ˈfrʌn.tɪərz
最前線 (saizensen)

The extreme limit of settled land beyond which lies wilderness; the limits of knowledge or achievement in a particular field.

"The project pushes the frontiers of space exploration."

"このプロジェクトは宇宙探査の最前線を押し広げています。" (Kono purojekuto wa uchū tansa no saizensen o oshihirogeteimasu.)
frown definition card — visual illustration of the meaning
verb B2
/fraʊn/
しかめっ面 (shikametsura)

to make a serious or angry facial expression by wrinkling the forehead

"She frowned when she heard the bad news."

"彼女は悪いニュースを聞いてしかめっ面をした。" (Kanojo wa warui nyuusu o kiite shikametsura o shita.)
Fruitful definition card — visual illustration of the meaning
adjective B2
/ˈfruːtfəl/
実りのある (minori no aru)

Producing good results or being productive.

"Their meeting was fruitful and led to many new ideas."

"彼らの会議は実りのあるもので、多くの新しいアイデアを生み出しました。" (Karera no kaigi wa minori no aru mono de, ooku no atarashī aidea o umidashimashita.)
frustrate definition card — visual illustration of the meaning
verb B2
/ˈfrʌstreɪt/

To prevent someone from accomplishing something; to cause feelings of annoyance or disappointment.

"The constant delays frustrated the team."

fulfil definition card — visual illustration of the meaning
verb B2
/fʊlˈfɪl/
果たす (hatasu)

to complete or achieve something that was expected or promised; to satisfy a requirement or desire

"She worked hard to fulfil her dream of becoming a doctor."

"彼女は医者になる夢を果たすために一生懸命働いた。" (Kanojo wa isha ni naru yume o hatasu tame ni isshoukenmei hataraita)
fulfill definition card — visual illustration of the meaning
verb B2
/fʊlˈfɪl/
実現する (jitsugen suru)

to complete or accomplish something, especially a task or promise

"He worked hard to fulfill his dreams."

"彼は夢を実現するために一生懸命働きました。" (Kare wa yume o jitsugen suru tame ni isshōkenmei hatarakimashita.)
functional definition card — visual illustration of the meaning
adjective B2
/ˈfʌŋkʃənl/
機能的 (kinōteki)

designed to be practical and useful, rather than just decorative

"The design of the chair is simple but highly functional."

"椅子のデザインはシンプルですが、非常に機能的です。" (Isu no dezain wa shinpuru desu ga, hijō ni kinōteki desu.)
functionality definition card — visual illustration of the meaning
noun B2
ˌfʌŋk.ʃəˈnæl.ə.ti
機能性 (kinōsei)

The quality of being functional; the ability to work or operate as intended.

"The new refrigerator has improved functionality."

"新しい冷蔵庫は機能性が向上しました。" (Atarashī reizōko wa kinōsei ga kōjō shimashita.)
fundamental definition card — visual illustration of the meaning
adjective B2
/ˌfʌndəˈmɛntl/

forming a necessary base or core; of central importance

"Honesty is a fundamental principle of good leadership."

fundamentally definition card — visual illustration of the meaning
adverb B2
/ˌfʌndəˈmɛntəli/
基本的に (kihonteki ni)

in a basic and important way; at the core

"The two theories are fundamentally different."

"この二つの理論は基本的に異なります。" (Kono futatsu no riron wa kihonteki ni kotonari masu.)
fundraising definition card — visual illustration of the meaning
noun B2
/ˈfʌndˌreɪzɪŋ/
資金調達 (shikin choutatsu)

the process of collecting money for a cause or project

"The organization is organizing a fundraising event."

"その組織は資金調達イベントを開催しています。" (Sono soshiki wa shikin choutatsu ibento o kaisai shiteimasu.)
Funeral definition card — visual illustration of the meaning
noun B2
/ˈfjuːnərəl/
葬式 (sōshiki)

a ceremony held to honor and bury or cremate someone who has died

"The family attended the funeral of their grandfather."

"家族は祖父の葬式に出席しました。" (Kazoku wa sofu no sōshiki ni shusseki shimashita.)
Fur definition card — visual illustration of the meaning
noun B2
/fɜːr/
毛皮 (kegawa)

the thick hair covering the skin of certain animals

"The cat’s fur is soft and shiny."

"猫の毛皮は柔らかくて光沢があります。" (Neko no kegawa wa yawarakakute, koutaku ga arimasu.)
Furious definition card — visual illustration of the meaning
adjective B2
/ˈfjʊəriəs/
怒っている (okotte iru)

Extremely angry.

"She was furious when she heard the bad news."

"彼女は悪いニュースを聞いて怒っていた。" (Kanojo wa warui nyūsu o kiite okotte ita.)
furnace definition card — visual illustration of the meaning
noun B2
/ˈfɜːrneɪs/
(ro)

an enclosed structure in which heat is produced for a building or for melting metal

"The factory's furnace melted the metal quickly."

"工場の炉は金属を迅速に溶かしました。" (Kōjō no ro wa kinzoku o jinsoku ni tokashimashita.)