Aluminum silicate
any of a group of naturally occurring, water-insoluble substances, obtained from clay or synthesized, containing varying amounts of oxides of aluminum and silicon, Al 2 O 3 and Si 2 O 3 , and used in the manufacture of glass, ceramics, paints, printing inks, rubber, and plastics.
Historical Examples
China clay, or aluminum silicate, is a permanent and valuable white pigment showing very little hiding power in oil.
Paint Technology and Tests Henry A. Gardner
Clay is soil consisting principally of aluminum silicate; in chalk, soft calcium carbonate predominates.
The Home Medical Library, Volume V (of VI) Various
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any of the salts formed by higher carboxylic acids and aluminum, as aluminum oleate, aluminum palmitate, and aluminum stearate.
- Aluminum sulfate
a white, crystalline, water-soluble solid, Al 2 (SO 4) 3 , used chiefly as a water-purifying agent, as a mordant, and as a size in the manufacture of paper. Historical Examples Vitriol is copper or iron sulfate, saltpeter is potassium nitrate, and alum is an aluminum sulfate salt. Rembrandt’s Etching Technique: An Example Peter Morse
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a woman who is a graduate or former student of a specific school, college, or university. Contemporary Examples “They claim me as an alumna, though I did not alum,” she said. Melissa Leo Breaks Oscar Silence Jacob Bernstein February 20, 2011 “Women are expected to do everything, do it well, and look hot while doing […]
- Alumnae
a woman who is a graduate or former student of a specific school, college, or university. Contemporary Examples In the last 10 months, four alumnae in their mid 50s and 60s have been attacked at night in their homes near Dallas. Stalking the Sorority Sisters Christine Pelisek October 25, 2011 Historical Examples The Wellington banner, […]
- Color
the quality of an object or substance with respect to light reflected by the object, usually determined visually by measurement of hue, saturation, and brightness of the reflected light; saturation or chroma; hue. the natural appearance of the skin, especially of the face; complexion: She has a lovely color. a ruddy complexion: The wind and […]