Bible Dictionaries
Catoptrics

Webster's Dictionary

(n.) That part of optics which explains the properties and phenomena of reflected light, and particularly that which is reflected from mirrors or polished bodies; - formerly called anacamptics.

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