What does "smolt" mean?

A young salmon two or three years old, when it has acquired its silvery color.

What is a synonym for "smolt"?

Common synonyms include: benthos, cetacean, dolphin, fish, fry, kipper.

/smoʊlt/ noun

noun ·Rare ·Advanced level

Noun

1
A young salmon two or three years old, when it has acquired its silvery color.

Probably an alteration of smelt, due to smolt (“smooth”). See above.