[ en-gram ]
/ ˈɛn græm /


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

Nearby words

  1. engraft,
  2. engrail,
  3. engrailed,
  4. engrain,
  5. engrained,
  6. engraphia,
  7. engrave,
  8. engraved,
  9. engraver,
  10. engraver beetle

Origin of engram

First recorded in 1905–10; en-2 + -gram1

Also called trace.

Related formsen·gram·mic, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for engram

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

    The Sexual Question|August Forel
  • As we have indicated in our comparison, every suggestion which has succeeded leaves a strong trace, or engram, in the brain.

    The Sexual Question|August Forel
  • These two laws together represent in part a hypothesis (the engram), and in part an observable fact.

    The Analysis of Mind|Bertrand Russell
  • Semon's "engram" is formed by all that we experience at one time.

    The Analysis of Mind|Bertrand Russell

British Dictionary definitions for engram


/ (ˈɛnɡræm) /


psychol the physical basis of an individual memory in the brainSee also memory trace
Derived Formsengrammic or engrammatic, adjective

Word Origin for engram

C20: from German Engramm, from Greek en- in + gramma letter

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for engram


[ ĕngrăm′ ]


A physical alteration thought to occur in living neural tissue in response to stimuli, posited as an explanation for memory.neurogram

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.