Smelt may refer to: Smelt (fish) or Osmeridae, a family of small fish, including the Great Lakes smelts and whitebait smelts Australian smelt in the family Retropinnidae and species Retropinna semoni Big-scale sand smelt Atherina boyeri Deep-sea smelt in the family Bathylagidae Herring smelt of the family Argentinidae Mediterranean sand smelt, Atherina hepsetus New Zealand smelt in the family Retropinnidae and species Retropinna retropinna Smelt-whiting in the family Sillaginidae Smelts, some species in Silverside family Atherinidae
See also Smell (disambiguation) Smelting, a chemical process