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 )

adjective

1. of or relating to a surd

Word History and Origins

Origin of surd¹

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

Word History and Origins

Origin of surd¹

C16: from Latin surdus muffled

Example Sentences

It offers private, group and corporate surf lessons, as well as an after-school program, surd camps and rentals, according to its website.

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During our conversation he used the words “slippage” and “surd,” the last of which sent me to the dictionary.

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Sometimes they grunt or say “Aha” or “Trade you” or “Got you back”; or they exchange new, obscure good-natured insults: “You surd!”

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The art of calculating with any species of notation; as, the algorithms of fractions, proportions, surds, etc.

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Transformation of radicals Fraction under the radical sign.Reduction to an entire surd.Changing to surds of different order.Reduction to simplest form.

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