adjective Etymology: International Scientific Vocabulary Date: 1877 relating to, using, or measured by a radiometer, of or relating to the measurement of geologic time by means of the rate of disintegration of radioactive elements, ~ally adverb
RADIOMETRIC
Meaning of RADIOMETRIC in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012