[ek-oh-kahr-dee-uh-graf, -grahf] /ˌɛk oʊˈkɑr di əˌgræf, -ˌgrɑf/
an instrument employing reflected ultrasonic waves to examine the structures and functioning of the heart.
examination of the heart using ultrasound techniques
echocardiography ech·o·car·di·og·ra·phy (ěk’ō-kär’dē-ŏg’rə-fē)
The use of ultrasound in the diagnosis of cardiovascular lesions and in recording the size, motion, and composition of various cardiac structures. Also called ultrasound cardiography.
ech’o·car’di·o·graph’ (-ə-grāf’) n.
noun 1. a room or studio with resonant walls for broadcasting or recording echoes or hollow sound effects. noun 1. a room with walls that reflect sound. It is used to make acoustic measurements and as a source of reverberant sound to be mixed with direct sound for recording or broadcasting Also called reverberation chamber
noun 1. a quality check and error-control technique for data transferred over a computer network or other communications link, in which the data received is stored and also transmitted back to its point of origin, where it is compared with the original data.
- Echo diplacusis
echo diplacusis ech·o diplacusis (ěk’ō) n. A condition in which sound heard in the affected ear is repeated.
[ek-oh-en-sef-uh-luh-gram] /ˌɛk oʊ ɛnˈsɛf ə ləˌgræm/ noun, Medicine/Medical. 1. a graphic record produced by an echoencephalograph. echoencephalogram ech·o·en·ceph·a·lo·gram (ěk’ō-ěn-sěf’ə-lə-grām’, -ə-lō-) n. A visual record of the brain that is produced by echoencephalography.