- a protein in the venom of pit vipers, used as an antigen in the preparation of snake antivenins.
Origin of crotalin
< New Latin Crotal(us) a genus of rattlesnakes, from whose venom the protein was extracted (< Latin crotalum < Greek krótalon rattle) + -in2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for crotalin
He also found both crotalin and crotalin solution to vary in activity.
It was a combination of crotalin venom and ptomaine poisons, a very deadly mess.Hunting with the Bow and Arrow