Ben′e‐fi″cial (�), a. [Cf. F. bénéficial, LL. beneficialis.] 1. Conferring benefits; useful; profitable; helpful; advantageous; serviceable; contributing to a valuable end; — followed by to.
The war which would have been most beneficial to us.
Swift.
2. (Law) Receiving, or entitled to have or receive, advantage, use, or benefit; as, the beneficial owner of an estate. Kent.
3. King. “A beneficial foe.” B. Jonson.
Syn. — See Advantage.