LTM

n.

1.

(Psychology, Neurophysiology) long-term memory, the term for the set of neurons and neural processes responsible for the general store of information remembered for more than a day.

Thesaurus

Noun

1.

LTM - your general store of remembered information long-term memory remembering, memory - the cognitive processes whereby past experience is remembered; "he can do it from memory"; "he enjoyed remembering his father" episodic memory, personal memory - memory for episodes in your own life semantic memory - your memory for meanings and general (impersonal) facts motor memory, muscle memory - your memory for motor skills