define vs defining

define is not a noun while defining is a noun.

Word	Noun	Adjective	Verb	Adverb
define	No	No	Yes	No
defining	Yes	No	No	No

define (noun)	defining (noun)
	any process serving to define the shape of something

define (verb)	defining (verb)
give a definition for the meaning of a word
decide upon or fix definitely
determine the essential quality of
determine the nature of
show the form or outline of