mutation

გამოთქმა: /mjuːˈteɪʃ(ə)n/

Universal

1the action or process of mutating:the mutation of punk’s angry energy into something more thuggish and mindless [count noun]:his first novel went through several mutations

2the changing of the structure of a gene, resulting in a variant form which may be transmitted to subsequent generations, caused by the alteration of single base units in DNA, or the deletion, insertion, or rearrangement of larger sections of genes or chromosomes: mutation is, ultimately, the only way in which new variation enters the species
[count noun] a distinct form resulting from genetic mutation: whether his goats were a new mutation or part of an older breed remains unclear

3 Linguistics regular change of a sound when it occurs adjacent to another, in particular:
(in Celtic languages) change of an initial consonant in a word caused (historically) by the preceding word. See also lenition.
(also vowel mutation) (in Germanic languages) the process by which the quality of a vowel was altered in certain phonetic contexts; umlaut.

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