Added 9 October 2026
mutation
/mjuˈteɪʃən/ noun
Latin root: mūtātiō Wiktionary
noun Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about mutation at Wordnik → Where our words come from →
- (biology) an organism that has characteristics resulting from chromosomal alteration.
- (genetics) any event that changes genetic structure; any alteration in the inherited nucleic acid sequence of the genotype of an organism.
- A change or alteration in form or qualities.
Origin
Late 14th century as Middle English mutacioun, from Latin mūtātiō, both directly and via Old French mutacion.
From Wiktionary, via Kaikki.org (CC BY-SA)