surd

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surd

(sûrd)

1. Mathematics An irrational number, such as √2.

2. Linguistics A voiceless sound in speech.

adj. Linguistics

Voiceless, as a sound.

[Medieval Latin surdus, speechless, surd (translation of Arabic (jaḏr) 'aṣamm, deaf (root), surd, translation of Greek alogos, speechless, surd), from Latin.]

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

surd

(sɜːd)

1. (Mathematics) maths an expression containing one or more irrational roots of numbers, such as 2√3 + 3√2 + 6

2. (Phonetics & Phonology) phonetics a voiceless consonant, such as (t)

adj

3. (Mathematics) of or relating to a surd

4. (Phonetics & Phonology) of or relating to a surd

[C16: from Latin surdus muffled]

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

surd

(sɜrd)

adj.

1. (of a speech sound) voiceless (opposed to sonant).

2. (of a quantity) not capable of being expressed in rational numbers; irrational.

3. a voiceless consonant.

4. a surd quantity.

[1545–55; < Latin surdus muted, literally, deaf]

ThesaurusAntonymsRelated WordsSynonymsLegend:

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Noun	1.	surd - a consonant produced without sound from the vocal cords voiceless consonant consonant - a speech sound that is not a vowel
Adj.	1.	surd - produced without vibration of the vocal cords; "unvoiced consonants such as `p' and `k' and `s'" unvoiced, voiceless, hard

Translations

surd

[sɜːd] N → número m sordo

Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

surd

n (Math) → irrationaler Ausdruck

Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

surd

[sɜːd] n (Math) → espressione f irrazionale

Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995

References in periodicals archive ?

Insofar as these dialectics are distorted, history is a compound of the intelligible and the surd." (19) In a more recent work, Doran adds to these elements four created communications of the divine nature corresponding to the four Trinitarian relations, to develop what he calls a "unified field theory" for a systematic theology of history.

"The Times They Are a 'Changin'": a response to O'Malley and Schloesser

That is obviously an ab surd state of affairs, but it is only when rail company executives realise the monstrous error of their ways that we can have any hope of it coming to an end.

City rail links in a sub-class of their own

For example, Lonergan speaks of a "social surd," (37) while Bhaskar acknowledges the possibility that "the phenomena themselves may be false." (38) Alasdair MacIntyre concisely argues: "Unintelligible actions are failed candidates for the status of intelligible action; and to lump unintelligible actions and intelligible actions together in a single class of actions and then characterise actions in terms of what items of both sets have in common is to make the mistake of ignoring this." (39)

A dialectic engagement with the social sciences in an ecclesiological context

Of course, some of his obser- vat ions were funny -he is an intelligent man with a keen ear for the ab surd -but he chose the wrong platform at the wrong time.

Letter: Betrayed

HE idea that Parliament's rising is the beg inning of one great holiday is the most ab surd myth that I think I'veever heard.

Recess as a holiday is a most absurd myth; We need to get the changes people are entitled

When "s" is either a surd or an imaginary number, the formula x = (-b/2a) + (s/2a) is easier for less capable students to unpack into its rational and irrational parts or its real and imaginary parts.

Unreal solutions

How ab surd that passengers can fly from Liverpool John Lennon Airport all over Europe but not to their own capital city.

Time to stop talking and start flying

A good example of such a social surd would be apartheid in South Africa, where people were systematically differentiated not on an intelligible distinction, but on an empirical distinction, the color of their skin.

The structure of a systematic ecclesiology

BLAME and the lure of celebrity cuddle up as peculiar bedfellows,and yet they seemed almost strangely symbiotic during the everab surd Eurovision Song Contest when the British entry by Jemini scored a risible nil points.

No more Scouse blame?; Johnny Foreigners were wreaking revenge

Christians cannot think away suffering or the surd of evil damaging God's good creation.

SUFFERING IN THE THEOLOGY OF EDWARD SCHILLEBEECKX

ruse; rust; rusted; saute; stud; sued; suede; suet; surd; sure; surra; NONAGRAM: Edward VII.

QUIZ CHALLENGE

It is still encountered as a surd, a stumbling block to comprehensive schemes of meaning.