monotypic vs monotype

monotypic is not a noun while monotype is a noun.

Word	Noun	Adjective	Verb	Adverb
monotypic	No	Yes	No	No
monotype	Yes	No	No	No

monotypic (noun)	monotype (noun)
	a typesetting machine operated from a keyboard that sets separate characters
	the sole print made by pressing paper against a painted or inked glass or metal plate
	(biology) a taxonomic group with a single member (a single species or genus)

monotypic (adjective)	monotype (adjective)
consisting of only one type