radiomicrometer

[ rey-dee-oh-mahy-krom-i-ter ]

noun

1. an instrument for measuring small amounts of radiant energy, consisting of a sensitive thermocouple connected to a galvanometer.

radiomicrometer

/ ˌreɪdɪəʊmaɪˈkrɒmɪtə /

noun

1. an instrument for detecting and measuring small amounts of radiation, usually by a sensitive thermocouple

Word History and Origins

Origin of radiomicrometer¹

First recorded in 1885–90; radio- + micrometer ¹