決けっ定てい

け

っ

て

い

Common wordJLPTN3Freq.FrequencyTop 1,000

決定する · noun or participle which takes 'suru'

Form	Positive	Negative
Dictionary	決けっ定ていする	決けっ定ていしない
Polite	決けっ定ていします	決けっ定ていしません
Past polite	決けっ定ていしました	決けっ定ていしませんでした
Past	決けっ定ていした	決けっ定ていしなかった
Te-form	決けっ定ていして	決けっ定ていしないで
Desire	決けっ定ていしたい	決けっ定ていしたくない
Potential	決けっ定ていできる	決けっ定ていできない
Passive	決けっ定ていされる	決けっ定ていされない
Causative	決けっ定ていさせる	決けっ定ていさせない
Causative passive	決けっ定ていさせられる	決けっ定ていさせられない
Volitional	決けっ定ていしよう
Polite volitional	決けっ定ていしましょう
Imperative	決けっ定ていしろ	決けっ定ていするな
Conditional	決けっ定ていすれば	決けっ定ていしなければ
Tara conditional	決けっ定ていしたら	決けっ定ていしなかったら

Meanings

noun, noun or participle which takes 'suru', transitive verb, intransitive verb

decision; determination

Refers to the act of deciding or the decision itself. Used in both formal and everyday contexts, often with する to mean 'to decide' or 'to be decided'.

会かい議ぎで新あたらしい方ほう針しんが決けっ定ていされた。
A new policy was decided at the meeting.
進しん学がく先さきを決けっ定ていするのは難むずかしい。
It's difficult to decide where to go to school.

See all 602 example sentences ›

Usage patterns

〈事こと〉を決けっ定ていするto decide on something
来らい月げつの会かい議ぎで新あたらしい方ほう針しんを決けっ定ていする。
The new policy will be decided at next month's meeting.
決けっ定ていを下くだすto hand down a decision
裁さい判ばん所しょは最さい終しゅう的てきな決けっ定ていを下くだした。
The court handed down its final decision.
〈事こと〉が決けっ定ていするfor something to be decided
旅りょ行こうの日にっ程ていがようやく決けっ定ていした。
The travel itinerary was finally decided.
〈事こと〉について決けっ定ていするto make a decision about something
予よ算さんの使つかい方かたについて決けっ定ていする必ひつ要ようがある。
We need to decide how the budget will be used.

Kanji

決decide, fix, agree upon
定determine, fix, establish

Transitive / intransitive

決定 is used both transitively and intransitively with する: transitively as 〈人〉が〈事〉を決定する (someone decides something), and intransitively as 〈事〉が決定する (something gets decided).

Related words· 19

決けつ断だんN1
決断 stresses a personal, often difficult resolve, while 決定 is a broader term for any decision or official ruling.
判はん断だんN3
判断 refers to the act of judging or assessing a situation, whereas 決定 refers to the final decision reached.
決けつ意いN2
決意 highlights the inner determination or resolve behind a choice, while 決定 is the neutral, formal term for the decision itself.
確かく定ていN2
決定 is a general decision or determination, while 確定 emphasizes finality and formal confirmation, often after a process.

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お決きまり
決定 is the neutral, formal noun for a decision, while お決まり in this sense is a softer, politer way of saying something has been settled.
決きまりN3
決定 is a formal decision or ruling, while 決まり in this sense is the more casual result of something being settled or agreed.
取とり決きめN1
決定 is a general decision or determination, while 取り決め emphasizes a mutual agreement or arrangement reached through discussion.
議ぎ決けつN1
決定 is a general word for any decision, while 議決 specifically means a decision reached through formal deliberation and voting.
決けつ議ぎN1
決定 is a general decision made by anyone, while 決議 specifically refers to a formal resolution passed by a vote in a group or assembly.
決けつ
決定 is the everyday word for 'decision' used in any context, while 決 is a terse, formal noun found mainly in set phrases like 決を採る.
結けつ論ろんN3
決定 emphasizes the act of deciding or the decision itself, often made by a person or group, while 結論 focuses on the concluding thought reached through consideration.
評ひょう決けつ
決定 is the general, everyday word for any decision, whereas 評決 is a narrower, formal term used mainly for jury or panel verdicts.
決けっする
決定する is the standard formal verb for making an official decision, while 決する carries a more literary, weighty nuance often seen in narrative or news style.
策さく定てい
決定 is a general word for making any decision, whereas 策定 specifically refers to the process of working out and officially establishing a plan or policy.
決きめるN4
決定する is a formal, often official or written word for 'to decide', whereas 決める is the everyday, general-purpose verb.
裁さい定てい
決定 is the everyday, general word for making a decision, while 裁定 is narrower and implies an official body settling a dispute.
裁さい決けつN1
決定 is a general word for any decision, while 裁決 specifically implies an authorized, formal ruling on a disputed or procedural matter.
意い思し決けっ定てい
決定 is the plain, everyday word for 'a decision/deciding', while 意思決定 is a more formal, technical term used in business and organizational contexts to describe the decision-making process.
決きめ
決定 is the formal term for an official decision or determination, while 決め is more compact and often used as a suffix in compounds like 値決め.

Opposites

保ほ留りゅうN2
決定 means to make a final decision, the direct opposite of 保留, which means to keep a decision pending.

Don't confuse with

決けっ定てい的てき
決定 is a noun/suru-verb meaning 'decision' or 'to decide', while 決定的 is an adjectival noun describing something as decisive or conclusive.
決けっ心しんN3
決定 refers to an official or objective decision/ruling, while 決心 is a personal, internal resolve.

Word family· 33

決けっ定てい的てき
decisive; definitive; conclusive
決けっ定ていづける
decide; determine; dictate
不ふ決けっ定てい
pending; unsettled; undecided
仮かり決けっ定てい
provisional ruling; tentative decision
未み決けっ定てい
undecided; pending; unsettled

Show 7 more

決けっ定てい力りょく
decisiveness; decision-making ability
決けっ定てい戦せん
deciding match; playoff; runoff
決けっ定てい打だ
decisive blow; finishing move · game-winning hit; clutch hit
決けっ定てい木ぎ
decision tree
決けっ定てい権けん
right to decide; decision-making authority
決けっ定てい版ばん
definitive edition; authoritative edition · the best of its kind; the ultimate; the definitive
決けっ定てい率りつ
shooting percentage; conversion rate · success rate; close rate

See all 33 in Explore →

Etymology

Compound of 決 (けつ, 'decide') and 定 (てい, 'fix, determine'). Both kanji contribute a sense of finality and firmness.