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coarctation.

A congenital stricture or narrowing of a short section of the aorta.

11 characters3 syllables approx.English language

Meaning & usage

noun/ˌkəʊ.ɑːkˈteɪ.ʃən/Received-Pronunciation/ˌkəʊ.ɑːkˈteɪ.ʃn̩/Received-Pronunciation/ˌkoʊˌɑɹkˈteɪ.ʃən/General-American
  1. A congenital stricture or narrowing of a short section of the aorta.

    countable · uncountable
  2. A confinement to a narrow space.

    countable · obsolete · uncountable
  3. A pressure; that which presses.

    countable · obsolete · uncountable
Where this word comes from

Borrowed from Latin coarctātiō (“drawing or crowding together”, noun), from coarctō (“to press together, compress, contract, confine”) + -ātiō (“-ation”, action noun suffix); equivalent to coarctate + -ion.

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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.

Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.