Sub‐ven″tion (?), 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.
2. The act of relieving, as of a burden; support; aid; assistance; help.
3. A government aid or bounty.