Surd



Same as: surdal
ENGLISH MEANING
noun
1.
A quantity which can not be expressed by rational numbers; thus, 2 is a surd.
2.
A surd element of speech.
adjective
1.
Net having the sense of hearing; deaf.
2.
Involving surds; not capable of being expressed in rational numbers; radical; irrational; as, a surd expression or quantity; a surd number.
3.
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.
1.
Unheard