代替 (だいたい, daitai) Japanese meaning: substitution | Kotomora

代だい替たい

also: だいがえ

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Common wordFreq.FrequencyTop 10,000

代替する · noun or participle which takes 'suru'

Meanings

The act of replacing one thing with another, often in formal or technical contexts. Can be used as a noun or with する.

代だい用ようN1sense 1
代用 often implies a temporary or makeshift substitution, while 代替 tends to be more formal and systematic.
交こう換かんN3sense 1
交換 focuses on the act of trading or swapping two things, while 代替 emphasizes replacing one thing with another that serves the same function.
かけがえ
代替 is a formal, often technical term for substitution (e.g. 代替品), whereas 掛け替え is used almost exclusively in the emotional expression 掛け替えのない.
振ふり替かえ
代替 is a formal word for substituting one thing for another in general, whereas 振替 specifically implies swapping a schedule, slot, or account entry.

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置ち換かん
代替 focuses on finding an alternative or substitute for something, while 置換 focuses on the act of putting one thing in place of another.
置おき換かえ
代替 is a formal term for finding an alternative (e.g. an alternative energy source), while 置き換え is broader and covers everyday as well as technical substitutions.

交こう代たいN2sense 1
交代 refers to people taking turns or a shift change (e.g. work shifts), whereas 代替 refers to replacing a thing (or system) with another.

代だい替たい品ひん
substitute; replacement; backup
代だい替たい案あん
alternative plan; counterproposal
代だい替たい機き
substitute device; replacement unit · replacement aircraft; substitute plane
代だい替たい物ぶつ
substitute article; replacement item

代替Usage99%
- だいたい
  Standard kanji spelling for both readings; だいたい is the most common reading.
- だいがえ
  Alternate reading of the same kanji form; less common than だいたい.
代だい替がえ

Compound of 代 (replace) and 替 (exchange). The reading だいたい is the standard on'yomi, while だいがえ is a mixed on-kun reading.