serosa vs serous membrane

serosa and serous membrane both are nouns.

Word	Noun	Adjective	Verb	Adverb
serosa	Yes	No	No	No
serous membrane	Yes	No	No	No

As nouns, serosa and serous membrane are synonyms defined as:

serosa and serous membrane: a thin membrane lining the closed cavities of the body; has two layers with a space between that is filled with serous fluid

serosa (noun)	serous membrane (noun)
a thin membrane lining the closed cavities of the body; has two layers with a space between that is filled with serous fluid	a thin membrane lining the closed cavities of the body; has two layers with a space between that is filled with serous fluid