In`com*mut"a*ble (?), a. [L. incommutabilis: cf. F. incommutable. See In- not, and Commutable.]
Not commutable; not capable of being exchanged with, or substituted for, another.
Cudworth. --
In`com*mut"a*ble*ness, n. --
In`com*mut"a*bly, adv.
© Webster 1913.