INFUSORIAL EARTH
\ɪnfjuːsˈɔːɹɪəl ˈɜːθ], \ɪnfjuːsˈɔːɹɪəl ˈɜːθ], \ɪ_n_f_j_uː_s_ˈɔː_ɹ_ɪ__ə_l ˈɜː_θ]\
Definitions of INFUSORIAL EARTH
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A form of SILICON DIOXIDE composed of skeletons of prehistoric aquatic plants which is used for its ABSORPTION quality, taking up 1.5-4 times its weight in water. The microscopic sharp edges are useful for insect control but can also be an inhalation hazard. It has been used in baked goods and animal feed. Kieselguhr is German for flint + earthy sediment.
By DataStellar Co., Ltd
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A kind of light powder prepared from infusoria from which the organic matter has been removed. It has the property of absorbing several times its weight of a liquid and still retaining the consistency of powder. Dynamite is such a mixture of infusorial earth and nitroglycerin.
By Smith Ely Jelliffe
Word of the day
tinctura quininae ammoniata
- A preparation made by dissolving quinin sulphate in alcohol [Br. Ph.].