D defs.my
Entry 3 senses Webster, 1913

Atlantic

/ăt-lăn'tĭk/ · At·lan·tic · IPA /ætˈlæn.tɪk/
01 a. 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 …
  1. 1.
    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.
  2. 2.
    Of or pertaining to the isle of Atlantis.
  3. 3.
    Descended from Atlas.
    “The seven Atlantic sisters.” Milton.