A speech sound produced without vibration of the vocal folds; the opposite of a voiced sound (e.g., /p/, /t/, /k/).
日本語の /k/ や /s/ は通常無声音だ。
Japanese /k/ and /s/ are typically voiceless sounds.
有声音の /b/ に対して、/p/ は無声音として発音される。
Compared with the voiced /b/, /p/ is pronounced as a voiceless sound.