central vs median

central and median both are nouns.

Word	Noun	Adjective	Verb	Adverb
central	Yes	Yes	No	No
median	Yes	Yes	No	No

central (noun)	median (noun)
a workplace that serves as a telecommunications facility where lines from telephones can be connected together to permit communication	the number midway between the two middle numbers in a series containing an even or odd number of items

central (adjective)	median (adjective)
in or near a center or constituting a center; the inner area	relating to or situated in or extending toward the middle
serving as an essential component	dividing an animal into right and left halves
	relating to or constituting the middle value of an ordered set of values (or the average of the middle two in a set with an even number of values)