diatomaceous earth

== English == === Noun === diatomaceous earth (uncountable) A light soil consisting of siliceous diatom remains and often used as a filtering material or microabrasive. ==== Synonyms ==== diatomite, kieselguhr ==== Hypernyms ==== hydrated silica (mineral component of siliceous soil) ==== Hyponyms ==== ceyssatite, randannite, tripolite ==== Translations ====