Bible Dictionaries
Bell Jar

Webster's Dictionary

A glass vessel, varying in size, open at the bottom and closed at the top like a bell, and having a knob or handle at the top for lifting it. It is used for a great variety of purposes; as, with the air pump, and for holding gases, also for keeping the dust from articles exposed to view.

Bibliography Information
Webster, Noah. Entry for 'Bell Jar'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​b/bell-jar.html. 1828.