D defs.my
Entry 2 senses Webster, 1913

Voiceless

· Voice·less · IPA /ˈvɔɪsləs/
01 a. Having no voice, utterance, or vote; silent; mute; dumb.
  1. 1.
    Having no voice, utterance, or vote; silent; mute; dumb.
    “I live and die unheard, With a most voiceless thought, sheathing it as a sword.” Byron.
  2. 2.
    Not sounded with voice; as, a voiceless consonant; surd.(Phon.)
Phrases & compounds
Voiceless stop — a consonant made with no audible sound except in the transition to or from another sound; a surd mute, as p, t, k.