dimer vs chemical compound

dimer and chemical compound both are nouns.

Word	Noun	Adjective	Verb	Adverb
dimer	Yes	No	No	No
chemical compound	Yes	No	No	No

As nouns, chemical compound is a hypernym of dimer; that is, chemical compound is a word with a broader meaning than dimer:

dimer: a compound whose molecules are composed of two identical monomers
chemical compound: (chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight

Other hypernyms of dimer include compound.

dimer (noun)	chemical compound (noun)
a compound whose molecules are composed of two identical monomers	(chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight