Smolt is a 5 letter English word. It's valid Scrabble word worth 7 points. It's valid Words with friends word worth 9 points.
You can make 60 anagrams from letters in smolt (lmost).
1425-75; late Middle English; perhaps akin to smelt2
In about fifteen months it loses these marks and becomes quite silvery, being now known as a smolt.
Shortly after assuming the smolt dress, the young salmon takes its departure to the sea.
They are then called "smolt," and are as adult salmon in all respects save size.