(of languages) tending to become uninflected, in accordance with a theory that languages evolve from uninflected to inflected and back.
Origin: 1840–50; an-3+ aptote (< Gk áptōton, n. use of neut. of áptōtos uninflected, not falling, equiv. to a-a-6+ ptōtós falling, verbid of píptein to fall) + -ic