macula lutea vs yellow spot

macula lutea and yellow spot both are nouns.

Word	Noun	Adjective	Verb	Adverb
macula lutea	Yes	No	No	No
yellow spot	Yes	No	No	No

As nouns, macula lutea and yellow spot are synonyms defined as:

macula lutea and yellow spot: a small yellowish central area of the retina that is rich in cones and that mediates clear detailed vision

Other synonyms of macula lutea include macula, macular area.

macula lutea (noun)	yellow spot (noun)
a small yellowish central area of the retina that is rich in cones and that mediates clear detailed vision	a small yellowish central area of the retina that is rich in cones and that mediates clear detailed vision
	any of several fungous or viral diseases characterized by yellow spotting on the leaves