node vs computer science

node and computer science both are nouns.

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

node (noun)	computer science (noun)
(computer science) any computer that is hooked up to a computer network	the branch of engineering science that studies (with the aid of computers) computable processes and structures
any bulge or swelling of an anatomical structure or part
the source of lymph and lymphocytes
(astronomy) a point where an orbit crosses a plane
(physics) the point of minimum displacement in a periodic system
(botany) the small swelling that is the part of a plant stem from which one or more leaves emerge
any thickened enlargement
a connecting point at which several lines come together