Agaricus campestris vs meadow mushroom

Agaricus campestris and meadow mushroom both are nouns.

Word	Noun	Adjective	Verb	Adverb
Agaricus campestris	Yes	No	No	No
meadow mushroom	Yes	No	No	No

As nouns, Agaricus campestris and meadow mushroom are synonyms defined as:

Agaricus campestris and meadow mushroom: common edible mushroom found naturally in moist open soil; the cultivated mushroom of commerce

Other synonyms of Agaricus campestris include field mushroom.

Agaricus campestris (noun)	meadow mushroom (noun)
common edible mushroom found naturally in moist open soil; the cultivated mushroom of commerce	common edible mushroom found naturally in moist open soil; the cultivated mushroom of commerce