Bible Dictionaries
Radiometer

Webster's Dictionary

(1):

(n.) A forestaff.

(2):

(n.) An instrument designed for measuring the mechanical effect of radiant energy.

Bibliography Information
Webster, Noah. Entry for 'Radiometer'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​r/radiometer.html. 1828.