spectroradiometer

[ spek-troh-rey-dee-om-i-ter ]

noun

, Optics.

1. an instrument for determining the radiant-energy distribution in a spectrum, combining the functions of a spectroscope with those of a radiometer.

Other Words From

• spec·tro·ra·di·o·met·ric [spek-troh-rey-dee-, uh, -, me, -trik], adjective
• spectro·radi·ome·try noun

Word History and Origins

Origin of spectroradiometer¹

spectro- + radiometer