Crossword clue: of or pertaining to a sea so named, the northwestern part of which is known as the gulf of venice.
1 answer found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).
Possible answers
adriatic
8 letters
web-def
an arm of the Mediterranean between Slovenia and Croatia and Montenegro and Albania on the east and Italy on the west