coarctationn.
/kəʊɑːkˈteɪʃən/ 1.
a. The action of compressing tightly or narrowly; compression, constriction, restraint; the fact of being so compressed.
ΘΚΠ
the world > space > extension in space > reduction in size or extent > [noun] > compression or constriction
compressing1398
compressionc1400
constrictionc1400
spanning1527
coarctation1540
restriction1580
choking1635
coarction1782
1540 R. Jonas tr. E. Roesslin Byrth of Mankynde i. f. xviiv The whiche thynges may cause such straytnesse and coarctation that..the partie can be delyuered.
1694 Philos. Trans. (Royal Soc.) 18 227 Coarctation of the Veins, whereby the refluent Blood is hindred.
1794 G. Adams Lect. Nat. & Exper. Philos. I. iii. 63 The force it employs to gain it's liberty being always proportionable to it's coarctation or density.
1799 R. Kirwan Geol. Ess. 87 Many other changes..such are the total separation of Asia from America, the coarctation of the Baltic.
b. now chiefly in Physiology or Pathology.
ΚΠ
1540 [see sense 1a].
1620 T. Venner Via Recta vi. 95 Affected with coarctation of the breast, or astriction of the belly.
1684 tr. T. Bonet Guide Pract. Physician ix. 343 A coarctation and straitness of the Urinary Duct.
1805 A. Carlisle in Philos. Trans. (Royal Soc.) 95 8 The gradual coarctation of the cellular canals.
c. concrete.
ΘΚΠ
the world > space > extension in space > reduction in size or extent > [noun] > compression or constriction > that which is
coarctation1691
1691 J. Ray Wisdom of God 208 If you straiten the Artery..the Vessel will notwithstanding continue still to beat below or beyond the Coarctation.
2. Confinement or restriction as to limits; limitation; restriction of action, choice, etc.
ΘΚΠ
the world > action or operation > difficulty > hindrance > restriction of free action > [noun]
locking1503
coarctinga1513
constraint1590
stint1593
coarctation1605
manacling1649
strait-waistcoating1859
hemming-in1905
strait-jacketing1950
society > authority > subjection > restraint or restraining > restriction or limitation > [noun] > of free action
coarctinga1513
constraint1590
stint1593
coarctation1605
manacling1649
strait-waistcoating1859
hemming-in1905
strait-jacketing1950
1605 F. Bacon Of Aduancem. Learning i. sig. B2 The true bounds and limitations, whereby humane knowledge is confined and circumscribed: and yet without any such contracting or coarctation, but that,
1655 J. Bramhall Def. True Liberty 158 Election is opposed, not only to coaction, but also to coarctation or determination to one.
1677 T. Gale Court of Gentiles: Pt. IV iv. 80 Al mater..brings with it limits and coarctation.
This entry has not yet been fully updated (first published 1891; most recently modified version published online June 2019).
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n.1540