retinal cone vs cone

retinal cone and cone both are nouns.

Word	Noun	Adjective	Verb	Adverb
retinal cone	Yes	No	No	No
cone	Yes	No	Yes	No

As nouns, retinal cone and cone are synonyms defined as:

retinal cone and cone: a visual receptor cell in the retina that is sensitive to bright light and to color

Other synonyms of retinal cone include cone cell.

retinal cone (noun)	cone (noun)
a visual receptor cell in the retina that is sensitive to bright light and to color	any cone-shaped artifact
	a visual receptor cell in the retina that is sensitive to bright light and to color
	cone-shaped mass of ovule- or spore-bearing scales or bracts
	a shape whose base is a circle and whose sides taper up to a point

retinal cone (verb)	cone (verb)
	make cone-shaped