1. Plural of kieselguhr; a fine, porous, siliceous sedimentary rock composed of the fossilized remains of diatoms, used as a filtering agent, abrasive, and insulator.
Usage: Also spelled diatomaceous earth or diatomite; Primarily used in industrial and scientific contexts

Examples

• Kieselguhrs are commonly used in water filtration systems.
• The powder consists of kieselguhrs that have accumulated over millions of years.
• Industrial applications of kieselguhrs include use as a mild abrasive in toothpaste.
• Kieselguhrs provide excellent insulation due to their porous structure.
• The microscopic shells of diatoms form the basis of kieselguhrs deposits.