recollection vs memory

recollection and memory both are nouns.

Word	Noun	Adjective	Verb	Adverb
recollection	Yes	No	No	No
memory	Yes	No	No	No

As nouns, memory is a hypernym of recollection; that is, memory is a word with a broader meaning than recollection:

Other hypernyms of recollection include retention, retentiveness, retentivity.

As nouns, memory is a hypernym of recollection; that is, memory is a word with a broader meaning than recollection:

recollection: the process of remembering (especially the process of recovering information by mental effort)
memory: the cognitive processes whereby past experience is remembered

Other hypernyms of recollection include remembering.

As nouns, memory is a hypernym of recollection; that is, memory is a word with a broader meaning than recollection:

recollection (noun)	memory (noun)
the ability to recall past occurrences	an electronic memory device
the process of remembering (especially the process of recovering information by mental effort)	the power of retaining and recalling past experience
something recalled to the mind	the cognitive processes whereby past experience is remembered
	something that is remembered
	the area of cognitive psychology that studies memory processes