Princeton's WordNet
engram, memory tracenoun
a postulated biochemical change (presumably in neural tissue) that represents a memory
Synonyms:
engram, memory trace
Concise Medical Dictionary, by Joseph C Segen, MD
Engram
Synonyms:
A memory pattern putatively engraved on the protoplasm of organisms following repeated stimuli, a fanciful concept integral to the mnemonic hypothesis
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