Dictionary.net

• A ganoid fish of the Sturgeon family (Scaphirhynchus platyrhynchus) of the Mississippi and Ohio rivers; - called also white sturgeon.

2010 - New Age Dictionary Database
By Oddity Software

• A ganoid fish of the Sturgeon family (Scaphirhynchus platyrhynchus) of the Mississippi and Ohio rivers; - called also white sturgeon.

1913 - Webster's Revised Unabridged Dictionary
By Noah Webster.