kieselguhr


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kie·sel·guhr

 (kē′zəl-go͝or′)
n.

[German Kieselguhr, obsolete spelling of Kieselgur : Kiesel, pebble (from Middle High German kisel, from Old High German kisil, from Germanic *kisilaz : Germanic *kis-, gravel; probably akin to Lithuanian žiezdra, grain of sand + Germanic *-ilaz, diminutive suffix) + Gur, Guhr, ferment, earthy deposit from water (from gären, to ferment, blend of Middle High German jësan, from Old High German Middle High German *jern, to cause to ferment, from Old High German jerian; see yes- in Indo-European roots).]

kieselguhr

or

kieselgur

n
(Geological Science) an unconsolidated form of diatomite
[C19: from German Kieselgur, from Kiesel flint, pebble + Gur loose earthy deposit]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.kieselguhr - a light soil consisting of siliceous diatom remains and often used as a filtering materialkieselguhr - 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 ?
Kieselguhr, as it was called, absorbed three times its weight in nitroglycerine and turned the volatile chemical into a much more stable commodity.
The procedures were repeated for natrium carbonate with molarity of 2M and 3M as well as natrium caseinate, calcium hydroxide and kieselguhr.
For every 1,000 tonnes of beer produced, up to 173 tonnes of solid waste may be created in the form of spent grain, trub from wort production, waste yeast and kieselguhr.
The team concluded that the arsenic was released into the beer from a filtering material called kieselguhr, or diatomaceous earth, used to remove yeast, hops and other particles and give the beer a crystal clear appearance.