A fine earth used as a polishing-powder, consisting mainly of decomposed siliceous matter, esp. that formed of the shells of diatoms; called also i…
| 单词 | θ214724 |
| 释义 | society > occupation and work > materials > raw material > earth > [noun] > infusorial earth (7) tripoli1601 A fine earth used as a polishing-powder, consisting mainly of decomposed siliceous matter, esp. that formed of the shells of diatoms; called also i… fossil flour1788 diatomaceous earth, kieselguhr, or a similar material. fossil farina1789 = fossil flour n. terra cariosa1823 Used, with qualifying adjectives, to form the names of medicinal and other earths, boles, and the like… tripoli or rotten-stone. kieselguhr1875 An earth composed of the siliceous remains of diatoms, used as an absorbent of nitroglycerine in the manufacture of dynamite; diatomite. diatomite1887 Diatomaceous or infusorial earth. moler1910 A kind of diatomaceous earth found in Denmark and used elsewhere as a building material for its lightness and heat resistance. |
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