noun \i-ˈlek-trə-ˌgram\

Definition of ELECTROGRAM

: a tracing of the electrical potentials of a tissue (as the brain or heart) made by means of electrodes placed directly in the tissue instead of on the surface of the body

Seen & Heard

What made you want to look up electrogram? Please tell us where you read or heard it (including the quote, if possible).