Definition of atherine

• n. - A small marine fish of the family Atherinidae, 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.
• n. - A small marine fish of the family Atherinidae, 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.