DECIBEL


Meaning of DECIBEL in English

/ ˈdesɪbel; NAmE / noun

a unit for measuring how loud a sound is

••

WORD ORIGIN

early 20th cent.: from deci- ten + bel (the unit being one tenth of a bel).

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.