'cardiogram' definitions:

Definition of 'cardiogram'

From: WordNet
noun
A graphical recording of the cardiac cycle produced by an electrocardiograph [syn: electrocardiogram, cardiogram, EKG, ECG]

Definition of 'cardiogram'

From: GCIDE
  • cardiogram \car"di*o*gram`\, n. [Gr. kardi`a heart + -gram.] (Physiol.) Any instrumental record made of heart activity, especially the curve or tracing made by a cardiograph. Sometimes used synonymously with electrocardiogram. [Webster 1913 Suppl. +PJC]