- Biol. a hypothetical permanent change produced by a stimulus in the protoplasm of a tissue
- Psychol. a permanent effect produced in the psyche by stimulation, assumed in explaining persistence of memory
Origin of engramen- + -gram
A physical alteration thought to occur in living neural tissue in response to stimuli, posited as an explanation for memory.
Origin of engramGerman Engramm : en–2 + Greek -gramma, -gram.
en + -gram