| 释义 |
kieselguhr
kie·sel·guhr K0057200 (kē′zəl-go͝or′)n. See diatomite.
[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 kieselgurn (Geological Science) an unconsolidated form of diatomite[C19: from German Kieselgur, from Kiesel flint, pebble + Gur loose earthy deposit]Thesaurus| Noun | 1. |  kieselguhr - a light soil consisting of siliceous diatom remains and often used as a filtering materialdiatomaceous earth, diatomitefilter - device that removes something from whatever passes through itearth, ground - the loose soft material that makes up a large part of the land surface; "they dug into the earth outside the church" |
kieselguhr
kieselguhr (kē`zəlgo͝or'): see diatomdiatom
, unicellular organism of the kingdom Protista, characterized by a silica shell of often intricate and beautiful sculpturing. Most diatoms exist singly, although some join to form colonies.
..... Click the link for more information. .kieselguhr[′kē·zəl‚gu̇r] (geology) diatomaceous earth diatomite, diatomaceous earth, kieselguhrA white or light gray, chalky, natural siliceous material; obtained by mining deposits of fossil remains of small marine life; used as an extender in paints, as an aggregate in lightweight concrete, as a waterproofing material in portland cement, as a filter for water, and as an abrasive.MedicalSeediatomaceous earthkieselguhr
Synonyms for kieselguhrnoun a light soil consisting of siliceous diatom remains and often used as a filtering materialSynonyms- diatomaceous earth
- diatomite
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