telecommunicate vs telecommunication

telecommunicate is not a noun while telecommunication is a noun.

Word	Noun	Adjective	Verb	Adverb
telecommunicate	No	No	Yes	No
telecommunication	Yes	No	No	No

telecommunicate (noun)	telecommunication (noun)
	(often plural) the branch of electrical engineering concerned with the technology of electronic communication at a distance
	(often plural) systems used in transmitting messages over a distance electronically

telecommunicate (verb)	telecommunication (verb)
communicate over long distances, as via the telephone or e-mail