enlighten Copy link Outline I. PhysicallyII. Mentally, spiritually1. *illūmĭno, 1 (religiously)2. ērŭdio, 4 • enlighten: I. Physically: illustro, collustro, 1: v. to illumine. II. Mentally, spiritually: 1. *illūmĭno, 1 (religiously): it is impossible for those who have been once e.'d, impossibile est eos qui semel sunt illuminati, Vulg. Hebr. v. 4. 2. ērŭdio, 4: v. to instruct. Phr.: to e. the mind: *mentem errore atque ignorantia liberare; mentis tenebras, caliginem discutere, dissipare: v. to educate.