diatomaceous

American

[dahy-uh-tuh-mey-shuhs] / ˌdaɪ ə təˈmeɪ ʃəs /

adjective

consisting of or containing diatoms or their fossil remains.

diatomaceous British

/ 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

Etymology

Origin of diatomaceous

1840–50; < New Latin Diatomace ( ae ) an order name ( see diatom, -aceae) + -ous

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023