heterocycle vs lactide

heterocycle and lactide both are nouns.

Word	Noun	Adjective	Verb	Adverb
heterocycle	Yes	No	No	No
lactide	Yes	No	No	No

As nouns, lactide is a hyponym of heterocycle; that is, lactide is a word with a more specific, narrower meaning than heterocycle:

heterocycle: a compound containing a heterocyclic ring
lactide: any of a class of heterocyclic compounds, formally acid anhydrides, formed by heating α-lactones.

Other hyponyms of heterocycle include chelate, chelate compound, indole.

heterocycle (noun)	lactide (noun)
a ring of atoms of more than one kind; especially a ring of carbon atoms containing at least one atom that is not carbon	any of a class of heterocyclic compounds, formally acid anhydrides, formed by heating α-lactones.
a compound containing a heterocyclic ring