rationale

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rationale¹

  • /ˌɹæʃ.əˈnɑːl/ UK
  • /ˌɹæʃ.əˈnæl/ US
  • /ˌɹæ.ʃəˈnæ.le/ Philippines

Rhymes with -ɑːl, -æl

Where it comes from

From Late Latin ratiōnāle.

noun rationales · rationalia

  1. An explanation of the basis or fundamental reasons for something.

    Similar: reasoning, rationalization

  2. A justification or rationalization for something. He confirmed that Bashir successfully manipulated Diana’s paranoia by showing her brother, Earl Spencer, forged documents that “proved” her closest advisers had betrayed her to the palace, inflaming her desire to speak out for herself. Bashir lied his way to the biggest TV scoop of the 20th century.

    Similar: reasoning

rationale²

  • /ˌɹæʃ.əˈnɑːl/ UK
  • /ˌɹæʃ.əˈnæl/ US
  • /ˌɹæ.ʃəˈnæ.le/ Philippines

Rhymes with -ɑːl, -æl

Where it comes from

From Latin ratiōnāle.

noun rationales

  1. rare A liturgical vestment worn by some Christian bishops of various denominations. the local bishop, H.E. Gregor Maria Hanke, is shown wearing that rarest of liturgical garments, the rationale.

Thesaurus

Closest in meaning: principle, reason, cause, rationalisation, logical, result, rational, rationality, substantiation, evidence, logic, explanatory, justification, purpose, relevance, argumentation

Translations

Every language

noun explanation of the basis or fundamental reasons

Españolfundamentación, fundamento, raciocinio
中文推理 tuīlǐ, 原理 yuánlǐ
Françaisraison
DeutschArgumentation, Begründung
Ελληνικάσκεπτικό skeptikó
Русскийоснова́ние osnovánije, обоснова́ние obosnovánije, оправда́ние opravdánije

noun justification or rationalization

中文理由 lǐyóu
Françaisjustification, raison
Русскийоснова́ние osnovánije

noun liturgical vestment

中文主教法衣 zhǔjiào fǎyī
Françaisrational, surhuméral
DeutschRationale, Superhumerale
Italianorazionale
Русскийрационал racional

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MLA

"rationale." Wiktionary, via Micwyn, micwyn.com/word/rationale. Accessed 6 Nov. 2026.

APA

rationale. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/rationale

Chicago

"rationale." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/rationale.

BibTeX
@misc{rationale_2026,
  title = {rationale},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/rationale},
  urldate = {2026-11-06}
}