nonparallel vs computer science

nonparallel is not a noun while computer science is a noun.

Word	Noun	Adjective	Verb	Adverb
nonparallel	No	Yes	No	No
computer science	Yes	No	No	No

nonparallel (noun)	computer science (noun)
	the branch of engineering science that studies (with the aid of computers) computable processes and structures

nonparallel (adjective)	computer science (adjective)
of or relating to the sequential performance of multiple operations
(of e.g. lines or paths) not parallel; converging