surd

• Устаревшее прилагательное, означающее 'глухой' или 'неслышимый'; также используется в математике для описания иррационального числа (например, иррациональный корень).

An obsolete adjective meaning 'deaf' or 'unheard'; also used in mathematics to describe an irrational number (e.g., a surd root).

1. Voiceless soundC2formal

   Produced without vibration of the vocal cords; unvoiced.

   Глухой звук

   • The sounds /p/, /t/, and /k/ are surd consonants.
   • In phonetics, a surd sound is also called a voiceless sound.
   • The linguist explained the difference between surd and sonant sounds.

   Synonymsbreathedunvoicedvoiceless

   Antonymssonantvoiced

• Существительное, обозначающее согласный звук, производимый без вибрации голосовых связок, например /п/, /т/ или /к/.

A noun referring to a consonant sound produced without vibration of the vocal cords, such as /p/, /t/, or /k/.

1. Voiceless consonantC2formal

   A speech sound produced without vibration of the vocal cords, such as p, t, k, f, s.

   Глухой согласный

   • In phonetics, 'p' and 't' are examples of surds.
   • The teacher explained the difference between surds and sonants.
   • Linguists classify surds as voiceless consonants.

   Synonymsvoiceless consonant

   Antonymssonantvoiced