engram

American  

[en-gram] / ˈɛn græm /

noun

1. a presumed encoding in neural tissue that provides a physical basis for the persistence of memory; a memory trace.

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engram British  

/ ˈɛnɡræm /

noun

1. psychol the physical basis of an individual memory in the brain See also memory trace

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Other Word Forms

• engrammic
  adjective

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Etymology

Origin of engram

First recorded in 1905–10; en- ² + -gram ¹

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Example Sentences

See Examples For:

engram

As learning takes place, tau undergoes a subtle chemical change called phosphorylation, which helps coordinate the activity of engram cells.

From Science Daily ● Jul. 12, 2026

When disease associated forms of tau were present in engram cells during learning, they disrupted the creation of new memories.

From Science Daily ● Jul. 12, 2026

The researchers were able to reverse the amnesia to allow the mice to remember the lost memory using lasers to activate the engram cells.

From Science Daily ● Jan. 16, 2024

"In other words, the engram is not in the cell; the cell is in the engram."

From Science Daily ● Nov. 21, 2023

Similarly, the engram of the ecphoriated dichotomy is most often that which has been previously most often repeated.

From The Sexual Question A Scientific, psychological, hygienic and sociological study by Auguste Forel

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