7 letters · 10 points in Scrabble
noun any agent (physical or environmental) that can induce a genetic mutation or can increase the rate of mutation
originEtymology tree English muta- Proto-Indo-European *ǵenh₁- Proto-Indo-European *-os Proto-Indo-European *ǵénh₁os Proto-Hellenic *génos Ancient Greek γένος (génos) Proto-Indo-European *-os Proto-Indo-European *-ēs Ancient Greek -ης (-ēs) Ancient Greek -γενής (-genḗs)lbor. French -gènebor. English -gen English mutagen From muta- + -gen.
Etymology from Wiktionary, CC BY-SA 3.0