/ bəˈlɒmɪtə(r); NAmE -ˈlɑːm-/ noun
( physics ) a device for measuring radiant energy
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WORD ORIGIN
late 19th cent.: from Greek bolē ray of light + -meter (see meter ).
/ bəˈlɒmɪtə(r); NAmE -ˈlɑːm-/ noun
( physics ) a device for measuring radiant energy
••
WORD ORIGIN
late 19th cent.: from Greek bolē ray of light + -meter (see meter ).
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005