pericardium

[ per-i-kahr-dee-uhm ]

/ ˌpɛr ɪˈkɑr di əm /

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noun, plural per·i·car·di·a

[per-i-kahr-dee-uh]. /ˌpɛr ɪˈkɑr di ə/. Anatomy.

the membranous sac enclosing the heart.

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Origin of pericardium

1570–80; <New Latin <Greek perikárdion, noun use of neuter of perikárdios surrounding the heart, equivalent to peri-peri- + kardios, adj. derivative of kardíaheart; cf. -cardium

Words nearby pericardium

pericardiorrhaphy, pericardiostomy, pericardiotomy, pericarditis, pericarditis obliterans, pericardium, pericarp, pericementitis, pericementum, pericenter, pericentre

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use pericardium in a sentence

That dye lit up the pericardium in four out of every 10 of the athletes.
Teen athletes with even mild COVID-19 can develop heart problems|Partho Sengupta|November 18, 2020|Science News For Students
He knew, also, that the pulmonary veins conducted arterial blood, and that the pericardium was a shut sac.
An Epitome of the History of Medicine|Roswell Park
He wrote an extensive treatise upon tumors, and, it is stated, first successfully tapped the pericardium.
An Epitome of the History of Medicine|Roswell Park
In the Dog-fish, at least, it has no connection with the pericardium.
The Works of Francis Maitland Balfour, Volume 1|Francis Maitland Balfour

The pericardium contained about eight ounces of straw-coloured fluid.
An Investigation into the Nature of Black Phthisis|Archibald Makellar
There was a light-brown exudation, extending over serous lamina of the pericardium and the surface of the heart.
An Investigation into the Nature of Black Phthisis|Archibald Makellar

British Dictionary definitions for pericardium

pericardium

/ (ˌpɛrɪˈkɑːdɪəm) /

noun plural -dia (-dɪə)

the membranous sac enclosing the heart

Derived forms of pericardium

pericardial or pericardiac, adjective

Word Origin for pericardium

C16: via New Latin from Greek perikardion, from peri- + kardia heart

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for pericardium

pericardium

[ pĕr′ĭ-kär′dē-əm ]

n. pl. per•i•car•di•a (-dē-ə)

The fibroserous sac enclosing the heart and the roots of the great vessels, consisting of two layers: the visceral layer or epicardium, immediately surrounding the heart; and the outer parietal layer, which forms the sac and is lined with a serous membrane.heart sac theca cordis

Other words from pericardium

per′i•car′di•al (-dē-əl) null adj.

Scientific definitions for pericardium

pericardium

[ pĕr′ĭ-kär′dē-əm ]

Plural pericardia

The membrane sac that encloses the heart in vertebrate animals.