• (v. i.) To come under, as a support or stay; to happen.
Sub·vene' intransitive verb [ imperfect & past participle Subvened ; present participle & verbal noun Subvening .] [ Prefix sub- + Latin venire to come. See Subvention .] To come under, as a support or stay; to happ...
subvene To happen or appear in a helpful way; especially, in avoiding or preventing something.
to arrive or occur as a support or relief.