coarctation en · NOUN
Pronunciation
- /ˌkoʊˌɑɹkˈteɪ.ʃən/ (General-American)
- /ˌkəʊ.ɑːkˈteɪ.ʃən/ (Received-Pronunciation)
- /ˌkəʊ.ɑːkˈteɪ.ʃn̩/ (Received-Pronunciation)
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.
Meanings
- (countable, uncountable) A congenital stricture or narrowing of a short section of the aorta.
-
(countable, obsolete, uncountable) A confinement to a narrow space.
So likewise the greatest winds, if they have no coarctation, or blow not hollow, give an interior sound
1627 (indicated as 1626), Francis [Bacon], “II. Century.”, in Sylua Syluarum: Or A Naturall Historie. In Ten Centuries. […], London: […] William Rawley […]; [p]rinted by J[ohn] H[aviland] for William Lee […], →OCLC:
-
(countable, obsolete, uncountable) A pressure; that which presses.
the vessel will notwithstanding continue still to beat below or beyond the coarctation
1691, John Ray, The Wisdom of God Manifested in the Works of the Creation. […], London: […] Samuel Smith, […], →OCLC:
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| coarctations | Number=Plur | lexicographic |