English

Noun

steelhead ‎(plural steelheads)

1. The anadromous form of the rainbow trout, Oncorhynchus mykiss
   • 2007 October 9, Henry Fountain, “Downside to Breeding Fish in Captivity Shows Up Early”, in New York Times:

     The researchers compared three groups of steelheads: fish born of two wild parents and reared in the wild; first-generation captive fish (born of two wild parents and reared in captivity); and second-generation captive fish (with one captive-bred parent).

2. The ruddy duck.

Synonyms

• (fish): steelhead salmon

See also

• steelhead on Wikipedia.Wikipedia