a. [ See Lucifer. ] Giving light; affording light or means of discovery. Boyle. [ 1913 Webster ]
adv. In a luciferous manner. [ 1913 Webster ]
a. [ Cf. F. vocifère. ] Making a loud outcry; clamorous; noisy; as, vociferous heralds. -- Vo*cif"er*ous*ly, adv. -- Vo*cif"er*ous*ness, n. [ 1913 Webster ]