| per | a bird with feet adapted for perching (as on tree branches) |
|---|---|
| per | a salt of perchloric acid |
| per | a powerful oxidizing agent |
| per | a colorless nonflammable liquid used as a solvent for fats and oils |
| per | active freshwater fishes |
| per | one of the largest natural groups of fishes of both marine and fresh water: true perches |
| per | a genus of Percidae |
| per | 3-inch snail-eating perch of the Tennessee River |
| per | characterized by ease and quickness in perceiving |
| per | United States astronomer whose studies of Mars led him to conclude that Mars was inhabited (1855-1916) |
| per | any of numerous spiny-finned fishes of the order Perciformes |
| per | any of numerous spiny-finned fishes of the order Perciformes |