ISOPHOTE Meaning of ISOPHOTE in English [ 'ʌɪsə(ʊ)fəʊt ]■ noun a line on a diagram connecting points where the intensity of light is the same.Originearly 20th cent.: from iso- + Gk phōs , phōt- 'light'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004