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单词 kieselguhr
释义

Definition of kieselguhr in English:

kieselguhr

noun ˈkiːz(ə)lˌɡʊəˈkēzəlɡər
mass noun
  • A form of diatomaceous earth used in various manufacturing and laboratory processes, chiefly as a filter, filler, or insulator.

    Example sentencesExamples
    • Conventional beer filters are made of either densely packed fibres or a dusty material called kieselguhr, which consists of fossilised hard-walled algae called diatoms.
    • Fiberized asbestos or ‘magnesia’ is a component of many insulating compositions which may also contain clay, kieselguhr, fossil meal, flax, hemp or jute waste and other materials.

Origin

Late 19th century: from German, from Kiesel 'gravel' + dialect Guhr (literally 'yeast') used to denote a loose earthy deposit, found in the cavities of rocks.

 
 

Definition of kieselguhr in US English:

kieselguhr

nounˈkēzəlɡər
  • A form of diatomaceous earth used in various manufacturing and laboratory processes, chiefly as a filter, filler, or insulator.

    Example sentencesExamples
    • Fiberized asbestos or ‘magnesia’ is a component of many insulating compositions which may also contain clay, kieselguhr, fossil meal, flax, hemp or jute waste and other materials.
    • Conventional beer filters are made of either densely packed fibres or a dusty material called kieselguhr, which consists of fossilised hard-walled algae called diatoms.

Origin

Late 19th century: from German, from Kiesel ‘gravel’ + dialect Guhr (literally ‘yeast’) used to denote a loose earthy deposit, found in the cavities of rocks.

 
 
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更新时间:2024/12/23 4:08:16