SURD

surd

Noun

  1. An irrational number, especially one expressed using the √ symbol.
  2. A voiceless consonant.

Adjective

  1. Lacking the sense of hearing; deaf.
  2. unheard
  3. Involving surds, or irrational numbers; not capable of being expressed in rational numbers.
    a surd expression or quantity; a surd number
  4. unvoiced; voiceless


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