English Dictionary

engram

/ˈɛnˌɡɹæm/

noun

A postulated physical or biochemical change in neural tissue that represents a memory. / (Scientology) A painful, negative mental image representing a past event.

The engram is a memory trace in the brain.

意味（1）

A postulated physical or biochemical change in neural tissue that represents a memory.

I use the word engram to denote this permanent change wrought by a stimulus; the sum of such engrams in an organism may be called its engram-store, among which must distinguish inherited from acquired engrams.

意味（2）

(Scientology) A painful, negative mental image representing a past event.