11 letters · 14 points in Scrabble
noun an event capable of causing a mutation
originEtymology tree English muta- Proto-Indo-European *ǵenh₁- Proto-Indo-European *-tis Proto-Indo-European *ǵénh₁tis Proto-Hellenic *génetis Ancient Greek γένεσῐς (génesĭs)bor. Latin genesisbor. English genesis English mutagenesis From muta- + genesis.
Etymology from Wiktionary, CC BY-SA 3.0