nutrient agar vs agar

nutrient agar and agar both are nouns.

Word	Noun	Adjective	Verb	Adverb
nutrient agar	Yes	No	No	No
agar	Yes	No	No	No

As nouns, nutrient agar and agar are synonyms defined as:

nutrient agar and agar: any culture medium that uses agar as the gelling agent

nutrient agar (noun)	agar (noun)
any culture medium that uses agar as the gelling agent	a colloidal extract of algae; used especially in culture media and as a gelling agent in foods
	any culture medium that uses agar as the gelling agent