olfactory perception vs olfactory sensation

olfactory perception and olfactory sensation both are nouns.

Word	Noun	Adjective	Verb	Adverb
olfactory perception	Yes	No	No	No
olfactory sensation	Yes	No	No	No

As nouns, olfactory perception and olfactory sensation are synonyms defined as:

olfactory perception and olfactory sensation: the sensation that results when olfactory receptors in the nose are stimulated by particular chemicals in gaseous form

Other synonyms of olfactory perception include odor, odour, smell.

olfactory perception (noun)	olfactory sensation (noun)
the sensation that results when olfactory receptors in the nose are stimulated by particular chemicals in gaseous form	the sensation that results when olfactory receptors in the nose are stimulated by particular chemicals in gaseous form