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| surd | 1. Net having the sense of hearing; deaf. "A surd . . . Generation." 2. Unheard. 3. <mathematics> Involving surds; not capable of being expressed in rational numbers; radical; irrational; as, a surd expression or quantity; a surd number. 4. 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. Origin: L. Surdus deaf (whence the meaning, deaf to reason, irrational), perhaps akin to E. Swart. Cf. Sordine. <mathematics> 1. A quantity which can not be expressed by rational numbers; thus, 2 is a surd. 2. A surd element of speech. See Surd. Source: Websters Dictionary (01 Mar 1998) |
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| surdal | <mathematics> Same as Surd. Source: Websters Dictionary (01 Mar 1998) |
| surdity | Alternative term for deafness. Origin: L. Surditas (18 Nov 1997) |
| surdocardiac syndrome | <syndrome> A prolonged Q-T interval recorded in the electrocardiogram of certain congenitally deaf children subject to attacks of unconsciousness resulting from Adams-Stokes seizures and ventricular fibrillation; autosomal recessive inheritance. Synonym: surdocardiac syndrome. (05 Mar 2000) |
| surd |
a consonant produced without sound from the vocal cords unvoiced: produced without vibration of the vocal cords; "unvoiced consonants such as `p' and `k' and `s'"
Ãâó: wordnet.princeton.edu/perl/webwn
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| surd |
Conveying no sense, meaningless.
Ãâó: www.mindmagi.demon.co.uk/Bacon/reference/glossary....
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| surd | a consonant produced without sound from the vocal cords |
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| surd | (linguistics) of speech sounds |
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