Entry 2 senses Webster, 1913 Benefaction · Ben·e·fac·tion · IPA /bɛnɪˈfakʃ(ə)n/ 01 n. The act of conferring a benefit. 1. The act of conferring a benefit. 2. A benefit conferred; esp. a charitable donation. Syn. Gift; present; gratuity; boon; alms.