- Of or pertaining to Mt. Atlas in Libya, and hence applied
to the ocean which lies between Europe and Africa on the east and
America on the west; as, the Atlantic Ocean (called also the Atlantic);
the Atlantic basin; the Atlantic telegraph. - Of or pertaining to the isle of Atlantis. - Descended from Atlas.
Meaning of 'atlantic' (Princeton's WordNet)
1 . atlantic
[ a]
Meaning (1): - relating to or bordering the Atlantic Ocean