Mutation definition

Mutation

Topics Mutation Definition

WordNet

(1) A change or alteration in form or qualities

(2) (genetics) any event that changes genetic structure; any alteration in the inherited nucleic acid sequence of the genotype of an organism

(3) (biology) an organism that has characteristics resulting from chromosomal alteration

WiktionaryText

any alteration or change
Any heritable change in the base-pair sequence of genetic material, namely DNA (or RNA in the case of some viruses).
a mutant