convergency vs meeting

convergency and meeting both are nouns.

Word	Noun	Adjective	Verb	Adverb
convergency	Yes	No	No	No
meeting	Yes	No	No	No

As nouns, meeting is a hyponym of convergency; that is, meeting is a word with a more specific, narrower meaning than convergency:

Other hyponyms of convergency include coming together, merging.

convergency (noun)	meeting (noun)
the act of converging (coming closer)	the social act of assembling for some common purpose
the approach of an infinite series to a finite limit	the act of joining together as one
	a casual or unexpected convergence
	a formally arranged gathering
	a small informal social gathering
	a place where things merge or flow together (especially rivers)