concourse vs meeting

concourse and meeting both are nouns.

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

As nouns, meeting is a hypernym of concourse; that is, meeting is a word with a broader meaning than concourse:

Other hypernyms of concourse include coming together, merging.

concourse (noun)	meeting (noun)
a coming together of people	the social act of assembling for some common purpose
a wide hallway in a building where people can walk	the act of joining together as one
a large gathering of people	a casual or unexpected convergence
	a formally arranged gathering
	a small informal social gathering
	a place where things merge or flow together (especially rivers)