alternans

alternans definition - medical

al·ter·nans (ôl-tûrˈnănzˌ)

adjective
Alternating, as in heart contractions.
noun
Alternation in the contractions of the heart.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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