noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   An image of the brain obtained by encephalography.
2. 2
   an X ray of the brain made by replacing spinal fluid with a gas (usually oxygen) to improve contrast wordnet
3. 3
   a graphical record of electrical activity of the brain; produced by an electroencephalograph wordnet

Synonyms

All synonyms

eegelectroencephalogramelectroencephalogrampneumoencephalogramradiogramroentgenograph

Etymology

From encephalo- + -gram.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.