Deaf

(def) [A.S., deaf, deaf]. Lacking the sense of hearing; in a condition of impaired hearing. D. -mutism, the state of being both deaf and dumb; the deafne may be congenital or acquired, and prevent the individual from learning to speak. D. -mutism, Hysteric, a condition of deaf-mutism of sudden development, due to hysteria. Deafne state of being {def’-nes) deaf.[AS.,’ deaf, deaf]. Deafne may be The due to disease of the external auditory canal, the middle ear, the internal ear, the auditory nerve, or the brain. D.f Boilermakers’, deafne resulting from working among machinery, and characterized by inability to hear ordinary conversation, while hearing power is increased amidst loud noise. D., Cerebral, that due to a brain-lesion. D., Cortical, that due to disease of the cortical centers for hearing; it may be absolute, or consist in the inability to comprehend spoken language — a psychic deafne . D., Word. Synonym of £>., Psychic. 220