An Etymological Dictionary of Astronomy and Astrophysics

A body of water forming an indentation of the shoreline, larger than a cove but smaller than a → gulf (Dictionary.com).

Etymology (EN): M.E. baye, from M.Fr. baie, from L.L. bâia, perhaps ultimately from Iberian bahia.

Etymology (PE): Bâhé, loan from Sp. bahia.