|Noah Webster's Dictionary|
(a.) of or pertaining to a coast.
Coastal (1 Occurrence)
Luke 6:17 He came down with them, and stood on a level place, with a crowd of his disciples, and a great number of the people from all Judea and Jerusalem, and the sea coast of Tyre and Sidon, who came to hear him and to be healed of their diseases; (See NAS)