n. [ F., fr. LL. subventio, fr. L. subvenire to come up to one's assistance, to assist. See Souvenir, and cf. Subvene. ] 1. The act of coming under. “The subvention of a cloud.” Stackhouse. [ 1913 Webster ]
2. The act of relieving, as of a burden; support; aid; assistance; help. [ 1913 Webster ]