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Meaning of SURD

Pronunciation:  surd

 
WordNet Dictionary
 
 Definition: 
  1. [n]  a consonant produced without sound from the vocal cords
  2. [adj]  (linguistics) of speech sounds
 

SURD is a 4 letter word that starts with S.

 

 Synonyms: unvoiced, voiceless, voiceless consonant
 
 Antonyms: sonant, voiced
 
 See Also: consonant

 

 

Webster's 1913 Dictionary
 
 Definition: 
  1. \Surd\, a. [L. surdus deaf (whence the meaning, deaf to
    reason, irrational), perhaps akin to E. swart. Cf.
    {Sordine}.]
    1. Net having the sense of hearing; deaf. [Obs.] ``A surd . .
       . generation.'' --Sir T. Browne.
    
    2. Unheard. [Obs.] --Kenrick.
    
    3. (Math.) Involving surds; not capable of being expressed in
       rational numbers; radical; irrational; as, a surd
       expression or quantity; a surd number.
    
    4. (Phonetics) Uttered, as an element of speech, without
       tone, or proper vocal sound; voiceless; unintonated;
       nonvocal; atonic; whispered; aspirated; sharp; hard, as f,
       p, s, etc.; -- opposed to sonant. See Guide to
       Pronunciation, [sect][sect]169, 179, 180.
    
    
  2. \Surd\, n. (Math.)
    1. A quantity which can not be expressed by rational numbers;
       thus, [root]2 is a surd.
    
    2. (Phon.) A surd element of speech. See {Surd}, a., 4.
    
    
 

 

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