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View synonyms for surd

surd

[ surd ]

adjective

  1. Phonetics. voiceless ( sonant ).
  2. Mathematics. (of a quantity) not capable of being expressed in rational numbers; irrational.


noun

  1. Phonetics. a voiceless consonant ( sonant ).
  2. Mathematics. a surd quantity.

surd

/ sɜːd /

noun

  1. maths an expression containing one or more irrational roots of numbers, such as 2√3 + 3√2 + 6
  2. phonetics a voiceless consonant, such as ( t )
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


adjective

  1. of or relating to a surd
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word History and Origins

Origin of surd1

First recorded in 1545–55, surd is from the Latin word surdus dull-sounding, mute, deaf
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Word History and Origins

Origin of surd1

C16: from Latin surdus muffled
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Example Sentences

Absurd, ab-surd′, adj. obviously unreasonable or false: ridiculous.

Again, he points out that the surd aspirate h is heard in some languages, but is hardly audible in others.

Surdimū′tism, the condition of being deaf and dumb; Surd′ity, want of sonant quality.

The terms sonant and surd are, in a scientific point of view, the least exceptionable.

The problems have a surd or irrational element in them; and to solve them would be to bring reason into collision with itself.

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