diatomaceous earth

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diatomaceous earth

n.
A light-colored porous rock composed of the shells of diatoms.

diatomaceous earth

n
1. (Geological Science) an unconsolidated form of diatomite. Also called: kieselguhr
2. (Minerals) an unconsolidated form of diatomite. Also called: kieselguhr

di′atoma′ceous earth′


n.
a fine siliceous earth composed chiefly of the cell walls of diatoms and used in filtration. Also called di•at•o•mite (daɪˈæt əˌmaɪt)
[1880–85]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.diatomaceous earth - a light soil consisting of siliceous diatom remains and often used as a filtering materialdiatomaceous earth - a light soil consisting of siliceous diatom remains and often used as a filtering material
filter - device that removes something from whatever passes through it
earth, ground - the loose soft material that makes up a large part of the land surface; "they dug into the earth outside the church"
References in periodicals archive ?
The morphological analysis of disperse particles of the PTFE widespread modifiers (fragments of carbon fibers, carbon nanotubes, mineral products of tripolite and schungite) was made by the means of the REM and AFM methods.
Optimistic about recent developments, Karami called upon Tripolite ministers to set aside a fund for relief work.
Bribes were also offered, but Tripolites remained steadfast in face of such temptations.