WordReference Random House Unabridged Dictionary of American English © 2026
mac•ro•mu•tant
(mak′rō myo̅o̅t′nt),USA pronunciation adj.
n.
- Biology, Geneticsundergoing macromutation.
- Biology, Geneticsresulting from macromutation.
n.
- Biology, Geneticsa new type of organism resulting from macromutation.
- macro- + mutant