n.
Slowness of the heart rate, usually fewer than 60 beats per minute in an adult human.
[BRADY- + Greek kardiā, heart; see cardia.]
bradycardic brad'y·car'dic (-dĭk) adj.
The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.