diatomaceous

[ dahy-uh-tuh-mey-shuh s ]
/ ˌdaɪ ə təˈmeɪ ʃəs /
|

adjective

consisting of or containing diatoms or their fossil remains.

Origin of diatomaceous

1840–50; < New Latin Diatomace(ae) an order name (see diatom, -aceae) + -ous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for diatomaceous

British Dictionary definitions for diatomaceous

diatomaceous

/ (ˌdaɪətəˈmeɪʃəs) /

adjective

of, relating to, consisting of, or containing diatoms or their fossil remains
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012