pteroylglutamic acid vs pteroylmonoglutamic acid

pteroylglutamic acid and pteroylmonoglutamic acid both are nouns.

Word	Noun	Adjective	Verb	Adverb
pteroylglutamic acid	Yes	No	No	No
pteroylmonoglutamic acid	Yes	No	No	No

As nouns, pteroylglutamic acid and pteroylmonoglutamic acid are synonyms defined as:

pteroylglutamic acid and pteroylmonoglutamic acid: a B vitamin that is essential for cell growth and reproduction

Other synonyms of pteroylglutamic acid include folacin, folate, folic acid, vitamin Bc, vitamin M.

pteroylglutamic acid (noun)	pteroylmonoglutamic acid (noun)
a B vitamin that is essential for cell growth and reproduction	a B vitamin that is essential for cell growth and reproduction