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unstable angina

[ ŭn-stā′bəl ]

n.

Angina pectoris characterized by pain of coronary origin that occurs in response to less exercise or other stimuli than usually required to produce pain.

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Nearby words

unspoken, unsporting, unsportsmanlike, unspotted, unstable, unstable angina, unstainable, unstained, unstalked, unstarry, unstate

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.