Coarctation

//ˌkəʊ.ɑːkˈteɪ.ʃən// noun

noun ·Uncommon ·Advanced level

Definitions

Noun
  1. 1
    A congenital stricture or narrowing of a short section of the aorta. countable, uncountable
  2. 2
    (biology) a narrowing or constriction of a vessel or canal; especially a congenital narrowing of the aorta wordnet
  3. 3
    A confinement to a narrow space. countable, obsolete, uncountable

    "So likewise the greatest winds, if they have no coarctation, or blow not hollow, give an interior sound"

  4. 4
    tight or narrow compression wordnet
  5. 5
    A pressure; that which presses. countable, obsolete, uncountable

    "the vessel will notwithstanding continue still to beat below or beyond the coarctation"

Synonyms

All synonyms
abbreviationastringencybottleneckcervixcircumscriptioncompression

Example

More examples

"So likewise the greatest winds, if they have no coarctation, or blow not hollow, give an interior sound"

Etymology

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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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.