α. late Middle English pycardium (transmission error), late Middle English 1600s– pericardium, 1500s pericardon, 1500s–1600s pericardion.
β. 1600s pericardie, 1600s pericardy.
pericardiumn.
/ˌpɛrɪˈkɑːdɪəm/, U.S. /ˌpɛrəˈkɑrdiəm/ Anatomy and Zoology.
The membranous sac, consisting of an outer fibrous and an inner serous layer, which encloses the mammalian heart and the beginning of the major blood vessels. Also: the cavity or sinus enclosing or constituting the heart or corresponding organ in certain invertebrates.
ΘΚΠ
the world > life > the body > vascular system > heart > [noun] > membranes of
coffer of the heart1398
pericardium?a1425
precordium?1541
closet of the heart1594
hulla1600
heart-purse1615
heart-bag1668
heart sac1828
epicardium1860
endocardium1872
the world > animals > animal body > general parts > internal organs and systems > [noun] > heart, liver, or lungs > sac enclosing heart
pericardium?a1425
pericard1611
?a1425 tr. Guy de Chauliac Grande Chirurgie (N.Y. Acad. Med.) f. 15 Þe selfe hert..is couered of a case stronge & panniclous called..pericardium [?c1425 Paris pycardium; L. pericordium], to which descenden nerues as to oþer bowels withinforþ.
1576 T. Newton tr. L. Lemnie Touchstone of Complexions 105 b The pannicle or coffyn of the heart, called Pericardion.
1578 J. Banister Hist. Man i. f. 24v Pericardon (whiche is the Inuolucre of the hart).
1615 H. Crooke Μικροκοσμογραϕια 358 All that distance which is betweene the Basis or broad end of the heart and this Pericardium.
1658 E. Phillips New World Eng. Words Pericardie, (Greek) the film, or thin skin, wherein the heart is enwrapped.
a1711 T. Ken Wks. (1721) I. 170 One..from his Pericardium streaming ey'd Both Blood and Water.
1788 Philos. Trans. (Royal Soc.) 78 353 On opening the pericardium the apex of the heart was found to point to the right-side.
1835 A. Smith Diary 23 June (1940) II. 82 Liver nearly in two portions, a slight connection at lower part of heart; pericardium very thick and strong.
1888 G. Rolleston & W. H. Jackson Forms Animal Life (ed. 2) 133 Fresh-water Mussel... Next to the pericardium is the non-glandular thin-walled duct.
1924 Science 5 Dec. 527/1 In the pleural sheet between pericardium and diaphragm..elastin fibers may be present.
1968 New Eng. Jrnl. Med. 4 Apr. 788/1 Some observers have attributed the pericarditis to irritation of the pericardium by iron.
2000 Daily Tel. 8 Mar. 9/1 The pencil pierced the pericardium, a membrane that protects the heart, and entered the right ventricle.
This entry has been updated (OED Third Edition, December 2005; most recently modified version published online March 2022).
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n.?a1425