Definition of voiceless in English:

voiceless

adjective

  • 1Not able to speak or express opinions.

    ‘millions of Americans feel voiceless and powerless to bring positive change to the political system’
    • ‘He was born disabled and voiceless with a gaze permanently haunted by a look of terror.’
    • ‘Hardly any other Arab or Muslim characters appear, with the exception of extras playing voiceless villagers or servants.’
    • ‘An operation for goitre has left her voiceless.’
    1. 1.1Not expressed.
      ‘the air was charged with voiceless currents of thought’
      • ‘Without asking, I understood the call she meant, the voiceless pull that kept drawing me to the water unafraid despite my father's fears.’
  • 2Phonetics
    (of a speech sound) uttered without resonance of the vocal cords (e.g. f, k, p, s, t).

    • ‘Neither Mandarin Chinese nor Tibetan distinguishes phonologically between voiced and voiceless obstruent initials, unlike Dzongkha and, for example, English.’
    • ‘Several other sounds originate in the back of the throat, often as a voiceless click rather than a voiced fricative.’
    • ‘Voiced sounds such as vowels and certain consonants such as b, d, and g require vibration of the vocal folds, while voiceless sounds such as the consonants p, t, and k require the vocal folds to be wide apart.’
    • ‘In English, /h/ is like a voiceless vowel in that there is no fricative-like narrowing in the mouth, so that the greatest point of narrowing is in the glottis.’
    • ‘More generally, voiceless obstruents are more frequent in onset position than voiced obstruents.’

Pronunciation:

voiceless

/ˈvɔɪsləs/