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

Example sentences 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