Essential Meaning of memory
1 : the power or process of remembering what has been learned He began to lose his memory as he grew older. He has an excellent memory for faces. [=he is very good at remembering faces] See More ExamplesThose people have long memories. [=they remember things that happened long ago] She has a short memory. [=she forgets things quickly] Dad has a selective memory: he remembers the times he was right and forgets the times he was wrong. They claim that these pills can improve (the) memory. short-term/long-term memory He committed the speech to memory. [=he memorized the speech] If memory serves (me rightly/correctly), his name is John. [=if I remember accurately, his name is John]
2 : something that is remembered We have pleasant memories of the trip. trying to repress bitter/painful memories See More Exampleschildhood memories His name evokes memories of a happier time. That time is just a dim/faint memory to me now.
3 : the things learned and kept in the mind The happiness of those times is still vivid in my memory. Her name has faded from memory. See More ExamplesI seem to have very little memory of that time in my life. Her name has faded from my memory. [=I cannot remember her name] That tragic day has become part of our collective memory. [=it is something that we all remember] He has no memory of what happened. [=he does not remember what happened] I can't remember exactly how much it costs. Could you refresh my memory? [=remind me] The sudden shock jogged his memory and everything came flooding back into his mind.
Full Definition of memory
1a : the power or process of reproducing or recalling what has been learned and retained especially through associative mechanisms began to lose his memory as he grew older
b : the store of things learned and retained from an organism's activity or experience as evidenced by modification of structure or behavior or by recall and recognition has a good memory for faces
2a : commemorative remembrance erected a statue in memory of the hero
b : the fact or condition of being remembered days of recent memory
3a : a particular act of recall or recollection has no memory of the event
b : an image or impression of one that is remembered fond memories of her youth
c : the time within which past events can be or are remembered within the memory of living men
4a : a device (such as a chip) or a component of an electronic device (such as a computer or smartphone) in which information can be inserted and stored and from which it may be extracted when wanted especially : ram
b : capacity for storing information 512 megabytes of memory
5 : a capacity for showing effects as the result of past treatment or for returning to a former condition —used especially of a material (such as metal or plastic)
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