AskDefine | Define surd

Dictionary Definition

surd adj : of speech sounds [syn: voiceless, unvoiced] [ant: sonant] n : a consonant produced without sound from the vocal cords [syn: voiceless consonant]

User Contributed Dictionary

English

Pronunciation

  • (RP): sûd, /sɜːd/, /s3:d/
  • (US): sûrd, /sɝd/, /s3`d/
    Rhymes: -ɜː(r)d

Noun

surd (plural surds)
  1. An irrational number, especially one expressed using the √ symbol.
  2. A voiceless consonant.

Extensive Definition

Surd may be:

Synonyms, Antonyms and Related Words

Gaussian integer, accented, algebraic number, algorismic, algorithmic, aliquot, allophone, alveolar, apical, apico-alveolar, apico-dental, articulated, articulation, aspiration, assimilated, assimilation, back, barytone, bilabial, broad, cacuminal, cardinal, cardinal number, central, cerebral, check, checked, close, complex number, consonant, consonantal, continuant, deaf, deaf and dumb, deaf-eared, deaf-mute, deafened, decimal, defective number, dental, differential, digital, diphthong, dissimilated, dissimilation, dorsal, dull-eared, earless, epenthetic vowel, even, even number, explosive, exponential, figural, figurate, figurative, finite, finite number, flat, fraction, fractional, front, glide, glossal, glottal, glottalization, guttural, hard, hard of hearing, heavy, high, imaginary, imaginary number, impair, impossible, infinite, infinity, integer, integral, intonated, irrational, irrational number, labial, labialization, labiodental, labiovelar, laryngeal, lateral, lax, light, lingual, liquid, logarithmic, logometric, low, manner of articulation, mid, mixed number, modification, monophthong, monophthongal, morphophoneme, mute, muted, narrow, nasal, nasalized, negative, numeral, numerary, numerative, numeric, occlusive, odd, open, ordinal, oxytone, pair, palatal, palatalized, parasitic vowel, peak, pharyngeal, pharyngealization, pharyngealized, phone, phoneme, phonemic, phonetic, phonic, pitch, pitched, plosive, polygonal number, positive, possible, posttonic, prime, prime number, prothetic vowel, pure imaginary, radical, rational, rational number, real, real number, reciprocal, rectangular number, retroflex, round number, rounded, segmental phoneme, semivowel, serial number, soft, sonant, sonority, speech sound, stone-deaf, stop, stopped, stressed, strong, stunned, submultiple, syllabic, syllabic nucleus, syllabic peak, syllable, tense, thick, thick of hearing, throaty, tonal, tone-deaf, tonic, transcendental, transcendental number, transfinite number, transition sound, triphthong, twangy, unaccented, unhearing, unrounded, unstressed, velar, vocable, vocalic, vocoid, voice, voiced, voiced sound, voiceless, voiceless sound, voicing, vowel, vowellike, weak, whole number, wide, word-deaf
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