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coronary

[kawr-uh-ner-ee, kor-]
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adjective
  1. of or relating to the human heart, with respect to health.
  2. Medicine/Medical.
    1. pertaining to the arteries that supply the heart tissues and originate in the root of the aorta.
    2. encircling like a crown, as certain blood vessels.
  3. of or like a crown.
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noun, plural cor·o·nar·ies.
  1. Pathology. a heart attack, especially a coronary thrombosis.
  2. a coronary artery.
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Origin of coronary

1600–10; < Latin corōnārius, equivalent to corōn(a) crown + -ārius -ary; in reference to the heart, extended from coronary artery, coronary vein, etc.
Related formspost·cor·o·nar·y, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for coronary

coronary

adjective
  1. anatomy designating blood vessels, nerves, ligaments, etc, that encircle a part or structure
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noun plural -naries
  1. short for coronary thrombosis
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Word Origin

C17: from Latin corōnārius belonging to a wreath or crown; see corona
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

Word Origin and History for coronary

adj.

c.1600, "suitable for garlands," from Latin coronarius "of a crown," from corona "crown" (see crown (n.)). Anatomical use is 1670s for structure of blood vessels that surround the heart like a crown. Short for coronary thrombosis it dates from 1955. Coronary artery is recorded from 1741.

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Online Etymology Dictionary, © 2010 Douglas Harper

coronary in Medicine

coronary

(kôrə-nĕr′ē)
adj.
  1. Of, relating to, or being the coronary arteries or coronary veins.
  2. Of or relating to the heart.
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n.
  1. A coronary thrombosis.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

coronary in Science

coronary

[kôrə-nĕr′ē]
  1. Relating to or involving the heart.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

coronary in Culture

coronary

[(kor-uh-ner-ee, kawr-uh-ner-ee)]

A descriptive term for the heart or the arteries that supply blood to the heart muscle.

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Note

The word coronary is often used by itself in an informal sense to refer to a heart attack or coronary thrombosis.
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.