diatomaceous

adjective
di·​a·​to·​ma·​ceous | \ ˌdī-ə-tə-ˈmā-shəs How to pronounce diatomaceous (audio) , (ˌ)dī-ˌa-tə-\

Definition of diatomaceous

: consisting of or abounding in diatoms or their siliceous remains diatomaceous silica

First Known Use of diatomaceous

1847, in the meaning defined above

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More Definitions for diatomaceous

diatomaceous

adjective
di·​a·​to·​ma·​ceous | \ ˌdī-ət-ə-ˈmā-shəs How to pronounce diatomaceous (audio) , (ˌ)dī-ˌat- How to pronounce diatomaceous (audio) \

Medical Definition of diatomaceous

: consisting of or abounding in diatoms or their siliceous remains