an instrument employing reflected ultrasonic waves to examine the structures and functioning of the heart.
Origin of echocardiograph
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examination of the heart using ultrasound techniques
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
The use of ultrasound in the diagnosis of cardiovascular lesions and in recording the size, motion, and composition of various cardiac structures.ultrasound cardiography
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.