n. 1 the delegation of power, esp. by central government to local or regional administration. 2 a descent or passing on through a series of stages. b descent by natural or due succession from one to another of property or qualities. 3 the lapse of an unexercised right to an ultimate owner. 4 Biol. degeneration. devolutionary adj. devolutionist n.
[ LL devolutio (as DEVOLVE) ]