[ en-sef-uh-luh-gram ]
/ ɛnˈsɛf ə ləˌgræm /
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noun Medicine/Medical.

an x-ray of the brain, usually involving replacement of some cerebrospinal fluid by air or other gas that circulates to the brain's ventricular spaces and acts as a contrast medium.



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Origin of encephalogram

First recorded in 1925–30; encephalo- + -gram1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for encephalogram

/ (ɛnˈsɛfələˌɡræm) /


an X-ray photograph of the brain, esp one (a pneumoencephalogram) taken after replacing some of the cerebrospinal fluid with air or oxygen so that the brain cavities show clearly
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

Medical definitions for encephalogram

[ ĕn-sĕfə-lə-grăm′, -ə-lō- ]


An x-ray picture of the brain taken by encephalography.
An electroencephalogram.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.