smelt

Short definition from Wiktionary

Noun

1. 1
   Any small anadromous fish of the family Osmeridae, found in the Atlantic and Pacific Oceans and in lakes in North America and northern part of Europe.
2. 2
   A fool; a simpleton.
3. 3
   Production of metal, especially iron, from ore in a process that involves heating and chemical reduction of metal compounds into purified metal.
4. 4
   Any of the various liquids or semi-molten solids produced and used during the course of such production.

Verb

1. 1
   simple past and past participle of smell
2. 2
   To produce metal, especially iron, from ore in a process that involves heating and chemical reduction of metal compounds into purified metal.