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3 definitions found

From: DICT.TW English-Chinese Dictionary 英漢字典

 in·fu·so·ri·al earth /ˌɪnfjuˈzoriəl, ˈsor, ˈzɔr, ˈsɔr-/

From: Webster's Revised Unabridged Dictionary (1913)

 di·a·to·ma·ceous earth Geol., a deposit of fine, usually white, siliceous material, composed mainly of the shells of the microscopic plants called diatoms; also called infusorial earth, kieselguhr, and diatomite. It is used in polishing powder, and in the manufacture of dynamite.
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From: Webster's Revised Unabridged Dictionary (1913)

 In·fu·so·ri·al a. Zool. Belonging to the Infusoria; composed of, or containing, Infusoria; as, infusorial earth.
 Infusorial earth Geol., a deposit of fine, usually white, siliceous material, composed mainly of the shells of the microscopic plants called diatoms; also called diatomaceous earth, kieselguhr, and diatomite. It is used in polishing powder, and in the manufacture of dynamite.
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