inaudible

Từ điển WordNet v3.1 - WordNet Dictionary

adjective

impossible to hear;
imperceptible by the ear (Freq. 2)
- an inaudible conversation
• Syn:
unhearable
• Ant:
audible
• Similar to:
breathed, voiceless, infrasonic, silent, unsounded,
supersonic, ultrasonic, unheard
• See Also:
imperceptible, unperceivable, quiet
• Derivationally related forms:
inaudibleness, inaudibility
• Attrubites:
audibility, audibleness

• Từ trái nghĩa / Antonyms:
  audible, hearable