muther - adj.
literary 1 liable to change.
2 fickle.

mutability n. [L mutabilis f. mutare change]

muther - n.
an agent promoting mutation, e.g. radiation.

mutagenic adj. mutagenesis n. [MUTATION + -GEN]

muther - adj. & n.
--adj.

resulting from mutation.

--n.

a mutant form. [L mutant- part. f. mutare change]

muther - v.intr. & tr. undergo or cause to undergo mutation. [back-form. f. MUTATION]

muther - n.
1 the process or an instance of change or alteration.
2 a genetic change which, when transmitted to offspring, gives rise to heritable variations.
3 a mutant.
4 a an umlaut. b (in a Celtic language) a change of a consonant etc. determined by a preceding word.

mutational adj. mutationally adv. [ME f. L mutatio f. mutare change]

muther - adv.
(in comparing cases) making the necessary alterations. [L]