surd Hear it!

surd Definition

surd (sʉrd)

adjective

  1. Math. irrational
  2. Phonet. voiceless ()

Etymology: L surdus, deaf, dull, mute: used to transl. Gr alogos, irrational, lit., without reason

noun

  1. Math. an irrational number or quantity; specif., a root which can be expressed only approximately is a surd
  2. Phonet. a voiceless sound

Browse dictionary entries near surd

  1. ‹ surculose
  2. ‹ surcoat
  3. ‹ surcingle
  4. ‹ surcharged
  5. ‹ surcharge
  6. ‹ surcease
  7. ‹ surbased
  8. ‹ surbase
  9. ‹ Surat
  10. ‹ sural
  1. sure ›
  2. sure-enough ›
  3. sure-fire ›
  4. sure-footed ›
  5. sure thing ›
  6. surefire ›
  7. surely ›
  8. surety ›
  9. surety bond ›
  10. surf ›