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1. (biology) an organism that has characteristics resulting from chromosomal alteration
   - mutant, variation, sport
    
2. (genetics) any event that changes genetic structure; any alteration in the inherited nucleic acid sequence of the genotype of an organism
   - genetic mutation, chromosomal mutation
    
3. A change or alteration in form or qualities

Derived forms: mutations

See also: mutant, mutate, mutational, mutative

Type of: alteration, being, change, modification, organism

Encyclopedia: Mutation