Dictionary

diatomaceous earth

noun

Definition of DIATOMACEOUS EARTH

:  a light friable siliceous material derived chiefly from diatom remains and used especially as a filter

First Known Use of DIATOMACEOUS EARTH

1883

diatomaceous earth

noun    (Medical Dictionary)

Medical Definition of DIATOMACEOUS EARTH

Browse

Next Word in the Dictionary: DiatomalesPrevious Word in the Dictionary: diatomaceousAll Words Near: diatomaceous earth
May 29, 2015
bodacious Hear it
unmistakable, remarkable, or voluptuous
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears