D defs.my
Entry 1 sense Webster, 1913

Oliva

/ōl-ēv'-ə/ · O·li·va · IPA /oʊlˈiːvə/
01 n. A genus of polished marine gastropod shells, chiefly tropical, and often beautifully colored.
  1. 1.
    A genus of polished marine gastropod shells, chiefly tropical, and often beautifully colored.(Zool.)