SURD

unvoiced, voiceless, surd, hard

(adjective) produced without vibration of the vocal cords; “unvoiced consonants such as ‘p’ and ‘k’ and ‘s’”

surd, voiceless consonant

(noun) a consonant produced without sound from the vocal cords

Source: WordNet® 3.1

---

Etymology

Noun

surd (plural surds)

(arithmetic) An irrational number, especially one expressed using the √ symbol.

(linguistics) A voiceless consonant.

Adjective

surd (comparative more surd, superlative most surd)

(obsolete) Lacking the sense of hearing; deaf.

(obsolete) unheard

(math) Involving surds, or irrational numbers; not capable of being expressed in rational numbers.

(phonetics) unvoiced; voiceless

Anagrams

• RUDs, Ruds, UDRS, Urds, ruds

Source: Wiktionary

---

Surd, a. Etym: [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.)

Definition: Involving surds; not capable of being expressed in rational numbers; radical; irrational; as, a surd expression or quantity; a surd number.

4. (Phonetics)

Definition: 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, §§169, 179, 180.

Surd, n. (Math.)

1. A quantity which can not be expressed by rational numbers; thus, *2 is a surd.

2. (Phon.)

Definition: A surd element of speech. See Surd, a., 4.

Source: Webster’s Unabridged Dictionary 1913 Edition

---

Do you know this game?

Wordscapes is a popular word game consistently in the top charts of both Google Play Store and Apple App Store. The Android version has more than 10 million installs. This guide will help you get more coins in less than two minutes of playing the game. Continue reading Wordscapes: Get More Coins