sturgeon
nounUK /ˈstɜːdʒən/
US /ˈstɜːrdʒən/
A sturgeon is a big fish with a long body and bony plates on its skin.
The sturgeon swam slowly along the bottom of the river.
OTHER MEANINGS
2. A large food fish valued for its meat and roe.
Fishermen caught a sturgeon for its valuable caviar.
3. Any fish of the family Acipenseridae, known for its long snout and scutes.
The museum displayed a fossil of an early sturgeon.
4. A source of caviar, the salted roe eaten as a delicacy.
The restaurant serves caviar made from sturgeon.