open

/ˈoʊ.pən/

意味: 開いていること、開始

例文: Chair-kun declared the portal open.
　　  チェアくんはポータルを開いたと宣言した。

言葉のよくある組み合わせ: open door(ドアを開ける), open mind(心を開く), open space(空間を開ける)

定義: 何かを開けること、または何かが開いている状態を指します。例えば、ドアや窓を開けること、または心を開いて新しい考えを受け入れることが含まれます。物理的に開くことも、抽象的に心や考えを開くこともあります。

openは約3,000語に1回程度の頻出度です。

口語性、形式性、抽象度、感情度

水平グラフ: 会話での使われやすさ、フォーマル度、抽象度（具体・概念）、感情度を示します。数値が高いほど、その特徴が強いことを表します。

感情分析

レーダーチャート: 怒り、期待、嫌悪、恐れ、喜び、悲しみ、驚き、信頼、ポジティブ、ネガティブの強さを示します。

　年代別単語頻度グラフ

このグラフは、1900年からの単語出現頻度の推移を示しています。値は ×10⁻⁸ スケールで表示されています。

　

Definitions(定義)

Noun: a clear or unobstructed space or expanse of land or water
Noun: where the air is unconfined
Noun: a tournament in which both professionals and amateurs may play
Noun: information that has become public
Verb: cause to open or to become open
Verb: start to operate or function or cause to start operating or functioning
Verb: become open
Verb: begin or set in action, of meetings, speeches, recitals, etc.
Verb: spread out or open from a closed or folded state
Verb: make available
Verb: become available
Verb: have an opening or passage or outlet
Verb: make the opening move
Verb: afford access to
Verb: display the contents of a file or start an application as on a computer
Adjective: affording unobstructed entrance and exit; not shut or closed
Adjective: affording free passage or access
Adjective: with no protection or shield
Adjective: open to or in view of all
Adjective: used of mouth or eyes
Adjective: not having been filled
Adjective: accessible to all
Adjective: not defended or capable of being defended
Adjective: (of textures) full of small openings or gaps
Adjective: having no protecting cover or enclosure
Adjective: (set theory) of an interval that contains neither of its endpoints
Adjective: not brought to a conclusion; subject to further thought
Adjective: not sealed or having been unsealed
Adjective: without undue constriction as from e.g. tenseness or inhibition
Adjective: ready or willing to receive favorably
Adjective: open and observable; not secret or hidden
Adjective: not requiring union membership
Adjective: possibly accepting or permitting
Adjective: affording free passage or view
Adjective: openly straightforward and direct without reserve or secretiveness
Adjective: ready for business

Parts of Speech(品詞)

Noun, Verb, Adjective

Examples(例文)

感情分析に使用された例文：

Please open the window to let fresh air in.(新鮮な空気を入れるために窓を開けてください。)
The store will open at nine o’clock tomorrow.(店は明日9時に開店します。)
She decided to open a new book and start reading.(彼女は新しい本を開いて読み始めました。)

 

Word Netから抽出した例文：

Noun: finally broke out of the forest into the open
Noun: he wanted to get outdoors a little
Noun: the concert was held in the open air
Noun: camping in the open
Noun: all the reports were out in the open
Noun: the facts had been brought to the surface
Verb: Mary opened the car door
Verb: open a business
Verb: The door opened
Verb: He opened the meeting with a long speech
Verb: open the map
Verb: spread your arms
Verb: This opens up new possibilities
Verb: an opportunity opened up
Verb: The bedrooms open into the hall
Verb: Kasparov opened with a standard opening
Verb: the door opens to the patio
Verb: The French doors give onto a terrace
Adjective: an open door
Adjective: they left the door open
Adjective: open drains
Adjective: the road is open to traffic
Adjective: open ranks
Adjective: the exposed northeast frontier
Adjective: open to the weather
Adjective: an open wound
Adjective: an open protest
Adjective: an open letter to the editor
Adjective: keep your eyes open
Adjective: his mouth slightly opened
Adjective: the job is still open
Adjective: open season
Adjective: an open economy
Adjective: an open city
Adjective: open to attack
Adjective: an open texture
Adjective: a loose weave
Adjective: an open boat
Adjective: an open fire
Adjective: open sports cars
Adjective: an open question
Adjective: our position on this bill is still undecided
Adjective: our lawsuit is still undetermined
Adjective: the letter was already open
Adjective: the opened package lay on the table
Adjective: the clarity and resonance of an open tone
Adjective: her natural and open response
Adjective: receptive to the proposals
Adjective: an overt lie
Adjective: overt hostility
Adjective: overt intelligence gathering
Adjective: open ballots
Adjective: an open shop employs nonunion workers
Adjective: a passage capable of misinterpretation
Adjective: open to interpretation
Adjective: an issue open to question
Adjective: the time is fixed by the director and players and therefore subject to much variation
Adjective: a clear view
Adjective: a clear path to victory
Adjective: open waters
Adjective: the open countryside
Adjective: his candid eyes
Adjective: an open and trusting nature
Adjective: a heart-to-heart talk
Adjective: the stores are open

Synonyms/Antonyms(類語/反意語)

Synonyms(類語): afford, assailable, candid, capable, clear, exposed, give, heart-to-heart, loose, open, open air, open up, opened, out-of-doors, outdoors, overt, receptive, spread, spread out, subject, surface, undecided, undefendable, undefended, undetermined, unfastened, unfold, unresolved

Antonyms(反意語): close, closed, covert, fold, shut, unreceptive

Hypernyms/Hyponyms(上位語/下位語)

Hypernyms (General categories)(上位語): area, arise, change state, expose, move, outside, public knowledge, start, tournament, undo, yield

Coordinate Terms(同じ上位語をもつもの): acidify, alkalize, anchorage, arena, be born, become, bed ground, bench, better, block, bluff, boil, brandish, break, broadcast area, burn, calcify, calm, carbonize, carnify, castle, catalyze, center, check, chondrify, citrate, close, clot, cloud over, coke, come to, come up, common knowledge, conceive, concentrate, condense, cool, corner, cross-fertilize, curdle, danger, denitrify, die, disaster area, disengage, dissolve, draw, dress, elimination tournament, emaciate, emancipate, empty, emulsify, equilibrate, erupt, esterify, etherify, explode, fall, fill, flaunt, fluctuate, free port, freeze, frenchify, gain, get into, get worse, haunt, hearth, heat, high country, hold up, homogenize, hunting ground, inaugurate, integrate, ionize, leave, light, liquefy, manoeuver, model, moon, neighborhood, no man’s land, no-go area, open, ossify, outdoors, overgrow, pillory, precipitate, produce, quadrant, rain shadow, react, reduce, relax, resort area, retreat, round robin, safety, scene, section, secularize, serve, shrubbery, solvate, sorb, sour, space, staging area, stalemate, tank farm, tense, thicken, thin, thrive, thrombose, trump, unbelt, unbraid, unbuckle, unbutton, unclip, unfasten, unfold, unhitch, unpick, unpin, unplug, unravel, unstaple, unstrap, untie, unwind, unwire, wake up, winner’s circle, world cup, worsen, zonk out

Hyponyms (Specific examples)(下位語): break open, butterfly, call to order, click open, divaricate, establish, exfoliate, fly open, gap, grass, inaugurate, lance, pry, reopen, splay, unbar, unbolt, uncork, uncross, unfasten, unlock, unseal

Derivationally Related Words(派生語)

Derivationally Related Words: assail, assailability, candidness, capability, clarity, clear, heart-to-heart, open, opener, opening, openness, outdoorsy, receive, receptiveness, receptivity, surface

Categories(カテゴリー)

Domain Categories: psychology, technology

Usage Category: formal

Usage Context: business, descriptive, online

Grammatical Notes:
intransitive verb, transitive verb
countable noun
comparative-more

Prefixes/Suffixes(接頭辞/接尾辞)

Prefixes(接頭辞):

Suffixes(接尾辞): en

Exam Level

中学レベル

英検3級

TOEIC600

Media Appearance(メディア登場例)

Books(洋書): Alice’s Adventures in Wonderland, Atomic Habits, Diary of a Wimpy Kid 1, Holes

Movies(映画): Big Hero 6, Finding Nemo, Frozen, The Bad Guys, Zootopia

Other Information(その他)

Is Abstract?(抽象的な言葉?) Yes

Is Emotion Word?(感情的な言葉?) No

Emotion Categories: