KIESELGUHRS

Noun

kieselguhrs

plural of kieselguhr

Source: Wiktionary


KIESELGUHR

Kie"sel*guhr`, n. Etym: [G., fr. kiesel flint + guhr an earthy deposit or sediment in water.]

Definition: Siliceous earth; specifically, porous infusorial earth, used as an absorbent of nitroglycerin in the manufacture of dynamite.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

12 June 2025

RAREFACTION

(noun) a decrease in the density of something; “a sound wave causes periodic rarefactions in its medium”


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