detect vs detection

detect is not a noun while detection is a noun.

Word	Noun	Adjective	Verb	Adverb
detect	No	No	Yes	No
detection	Yes	No	No	No

detect (noun)	detection (noun)
	the act of detecting something; catching sight of something
	a police investigation to determine the perpetrator
	the perception that something has occurred or some state exists
	the detection that a signal is being received

detect (verb)	detection (verb)
discover or determine the existence, presence, or fact of by perception with the eyes