1. Tending to undergo or resulting from mutation
   "a mutant gene"

1. (biology) organism showing genetic or spontaneous deviation from typical form
   "The scientist studied the mutant fruit fly to understand genetic variations";
   - mutation, variation, sport
    
2. An animal that has undergone mutation
   "The mutant fruit fly had an extra pair of wings"

Derived forms: mutants

Type of: animal, animate being, being, organism

Encyclopedia: Mutant, Texas: Tales of Sheriff Ida Red