cyclic vs chemical science

cyclic is not a noun while chemical science is a noun.

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

cyclic (noun)	chemical science (noun)
	the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions

cyclic (adjective)	chemical science (adjective)
recurring in cycles
of a compound having atoms arranged in a ring structure
forming a whorl or having parts arranged in a whorl
conforming to the Carnot cycle
marked by repeated cycles