Bible Dictionaries
Kieselguhr

Webster's Dictionary

(n.) Siliceous earth; specifically, porous infusorial earth, used as an absorbent of nitroglycerin in the manufacture of dynamite.

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