Deafness definition

dĕfnĭs
The lack or severe impairment of the ability to hear. Deafness is usually genetic or congenital as a result of prenatal viral infection, birth trauma, or other causes. Acquired deafness is caused mostly by drug toxicity, trauma, and certain diseases. Cochlear implants are used to treat some forms of deafness.
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(figuratively) Lack of knowledge or refusal to admit a particular problem, issue, etc.

Their deafness to her cries.

noun
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The condition of being deaf; the lack or loss of the ability to hear.
noun
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Other Word Forms

Noun

Singular:
deafness
Plural:
deafnesses

Origin of deafness

  • From deaf +"Ž -ness.

    From Wiktionary