Bible Dictionaries
Water Telescope

Webster's Dictionary

(1):

A telescope in which the medium between the objective and the eye piece is water instead of air, used in some experiments in aberration.

(2):

A telescope devised for looking into a body of water.

Bibliography Information
Webster, Noah. Entry for 'Water Telescope'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​w/water-telescope.html. 1828.