Transmutable \Trans*mut"a*ble\, a. [Cf. F. transmutable. See {Transmute}.] Capable of being transmuted or changed into a different substance, or into into something of a different form a nature; transformable. The fluids and solids of an animal body are easily transmutable into one another. --Arbuthnot. -- {Trans*mut"a*ble*ness}, n. -- {Trans*mut"a*bly}, adv.