terpinene vs terpene

terpinene and terpene both are nouns.

Word	Noun	Adjective	Verb	Adverb
terpinene	Yes	No	No	No
terpene	Yes	No	No	No

As nouns, terpene is a hypernym of terpinene; that is, terpene is a word with a broader meaning than terpinene:

terpinene: any of a group of isomeric hydrocarbons that are classified as terpenes.
terpene: an unsaturated hydrocarbon obtained from plants

Other hypernyms of terpinene include cycloalkene, cycloolefin.

terpinene (noun)	terpene (noun)
any of a group of isomeric hydrocarbons that are classified as terpenes.	an unsaturated hydrocarbon obtained from plants