eastern vs middle Atlantic

eastern and middle Atlantic both are adjectives.

Word	Noun	Adjective	Verb	Adverb
eastern	No	Yes	No	No
middle Atlantic	No	Yes	No	No

eastern (adjective)	middle Atlantic (adjective)
relating to or characteristic of regions of eastern parts of the world	of a region of the United States generally including Delaware, Maryland, Virginia, and usually New York, Pennsylvania, New Jersey
of or characteristic of eastern regions of the United States
lying toward or situated in the east
from the east; used especially of winds
lying in or toward the east