( Acts 27:27 ; RSV, "the sea of Adria"), the Adriatic Sea, including in Paul's time the whole of the Mediterranean lying between Crete and Sicily. It is the modern Gulf of Venice, the Mare Superum_ of the Romans, as distinguished from the Mare Inferum_ or Tyrrhenian Sea.

These dictionary topics are from
M.G. Easton M.A., D.D., Illustrated Bible Dictionary, Third Edition,
published by Thomas Nelson, 1897. Public Domain, copy freely.