polymorphism vs chemical science

polymorphism and chemical science both are nouns.

Word	Noun	Adjective	Verb	Adverb
polymorphism	Yes	No	No	No
chemical science	Yes	No	No	No

polymorphism (noun)	chemical science (noun)
(biology) the existence of two or more forms of individuals within the same animal species (independent of sex differences)	the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions
(chemistry) the existence of different kinds of crystal of the same chemical compound
(genetics) the genetic variation within a population that natural selection can operate on