voice·less /-ləs/
 (a.)無聲的


 Voice·less, a.
 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. Phon. Not sounded with voice; as, a voiceless consonant; surd.
 Voiceless stop Phon., a consonant made with no audible sound except in the transition to or from another sound; a surd mute, as p, t, k.
 -- Voice*less*ly, adv. -- Voice*less*ness, n.

 ◄ ►


 voiceless
      adj 1: of speech sounds [syn: surd, unvoiced] [ant: sonant]
      2: not using the voice; "unvoiced thoughts"; "unvoiced
         consonants such as `p' and `k' and `s'" [syn: unvoiced]
         [ant: voiced]
      3: uttered without voice; "could hardly hear her breathed plea,
         `Help me'"; "voiceless whispers" [syn: breathed]
      4: being voiceless through injury or illness and thus incapable
         of all but whispered speech [syn: aphonic]