Wordnet 3.0
NOUN (1)
1.
found in Pacific coastal waters and streams from lower California to Alaska;
[syn: rainbow trout, Salmo gairdneri]
The Collaborative International Dictionary of English v.0.48:
Steelhead \Steel"head`\ (-h[e^]d`), n.
1. (Zool.) A North Pacific salmon (Salmo Gairdneri) found
from Northern California to Siberia; -- called also
hardhead, and preestl.
[1913 Webster]
2. (Zool.) The ruddy duck.
[1913 Webster]
WordNet (r) 3.0 (2006):
Salmo gairdneri
n 1: found in Pacific coastal waters and streams from lower
California to Alaska [syn: rainbow trout, Salmo
gairdneri]