Source : Webster's Revised Unabridged Dictionary (1913)

Sardine \Sar"dine\ (? or ?; 277), n. [F. sardine (cf. Sp.
   sardina, sarda, It. sardina, sardella), L. sardina, sarda;
   cf. Gr. ?, ?; so called from the island of Sardinia, Gr. ?.]
   (Zo["o]l.)
   Any one of several small species of herring which are
   commonly preserved in olive oil for food, especially the
   pilchard, or European sardine ({Clupea pilchardus}). The
   California sardine ({Clupea sagax}) is similar. The American
   sardines of the Atlantic coast are mostly the young of the
   common herring and of the menhaden.

Sardine \Sar"dine\ (? or ?; 277), n.
   See {Sardius}.

Source : WordNet®

sardine
     n 1: small fatty fish usually canned [syn: {pilchard}]
     2: any of various small edible herring or related food fishes
        frequently canned
     3: a deep orange-red variety of chalcedony [syn: {sard}, {sardius}]
     4: small fishes found in great schools along coasts of Europe;
        smaller and rounder than herring [syn: {pilchard}, {Sardina
        pilchardus}]