Deafness Deaf"ness, n. 1. Incapacity of perceiving sounds; the state of the organs which prevents the impression which constitute hearing; want of the sense of hearing. [1913 Webster]

2. Unwillingness to hear; voluntary rejection of what is addressed to the understanding. [1913 Webster]

{Nervous deafness}, a variety of deafness dependent upon morbid change in some portion of the nervous system, especially the auditory nerve. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • deafness — late 14c., from DEAF (Cf. deaf) + NESS (Cf. ness) …   Etymology dictionary

  • deafness — See deafly. * * * Partial or total inability to hear. In conduction deafness, the passage of sound vibrations through the ear is interrupted. The obstacle may be earwax, a ruptured eardrum, or stapes fixation, which prevents the stapes bone from… …   Universalium

  • Deafness — (Roget s Thesaurus) < N PARAG:Deafness >N GRP: N 1 Sgm: N 1 deafness deafness hardness of hearing surdity| Sgm: N 1 inaudibility inaudibility inaudibleness PARAG:Deafness >V GRP: V 1 Sgm: V 1 be deaf be deaf &c. >Adj …   English dictionary for students

  • deafness — General term for inability to hear. central d. d. due to disorder of the auditory system of the brainstem or cerebral cortex. cortical d. d. resulting from bilateral lesions of the primary receptive …   Medical dictionary

  • deafness — n. partial or total loss of hearing in one or both ears. Conductive deafness is due to a defect in the conduction of sound from the external ear to the inner ear. This may be due to perforations of the eardrum, fluid or infection in the middle… …   The new mediacal dictionary

  • deafness — n. acquired; congenital deafness * * * [ defnɪs] congenital deafness acquired …   Combinatory dictionary

  • deafness — (New American Roget s College Thesaurus) Lack of ability to hear Nouns 1. deafness, hardness of hearing, hearing impairment, hearing loss, loss of hearing, surdity; deaf mutism. 2. (communication with deaf) lip reading, deaf and dumb alphabet,… …   English dictionary for students

  • deafness — deaf ► ADJECTIVE 1) without the faculty of hearing or having impaired hearing. 2) (deaf to) unwilling to listen or respond to. ● fall on deaf ears Cf. ↑fall on deaf ears ● turn a deaf ear Cf. ↑tu …   English terms dictionary

  • deafness — noun partial or complete loss of hearing • Syn: ↑hearing loss • Derivationally related forms: ↑deaf • Hypernyms: ↑hearing impairment, ↑hearing disorder • Hyponyms: ↑ …   Useful english dictionary

  • deafness — noun see deaf …   New Collegiate Dictionary

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