Bible Dictionaries
Uranin

Webster's Dictionary

(n.) An alkaline salt of fluorescein, obtained as a brownish red substance, which is used as a dye; - so called from the peculiar yellowish green fluorescence (resembling that of uranium glass) of its solutions. See Fluorescein.

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