integrate vs integrator

integrate is not a noun while integrator is a noun.

Word	Noun	Adjective	Verb	Adverb
integrate	No	No	Yes	No
integrator	Yes	No	No	No

integrate (noun)	integrator (noun)
	a measuring instrument for measuring the area of an irregular plane figure

integrate (verb)	integrator (verb)
make into a whole or make part of a whole
become one; become integrated
calculate the integral of; calculate by integration
open (a place) to members of all races and ethnic groups