The Collaborative International Dictionary of English v.0.48:
Atherine \Ath"er*ine\, n. [NL. atherina, fr. Gr. ? a kind of smelt.] (Zool.) A small marine fish of the family Atherinid[ae], having a silvery stripe along the sides. The European species (Atherina presbyter) is used as food. The American species (Menidia notata) is called silversides and sand smelt. See Silversides. [1913 Webster]