definitions

artificial pacemaker

n.

An electronic device that substitutes for the natural pacemaker of the heart. It may be surgically implanted or placed externally on the chest.

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Nearby words

artificial insemination, artificial intelligence, artificial kidney, artificial language, artificial life, artificial pacemaker, artificial person, artificial radioactivity, artificial reality, artificial respiration, artificial selection
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.