Alumina
An Illustrated Dictionary of Medicine, Biology and Allied Sciences · 1907 · p. 3
(al-u' -min-ah). Sesquioxid of aluminium; the principal ingredient of clay, and of many stones, earths and minerals.
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Adair's new Encyclopedia (1923)
Stedman's Medical Dictionary: A Practical Medical Dictionary (1920)
Hawkins' Electrical Dictionary (1915)
The American Illustrated Medical Dictionary (1913)
Chamber's Twientieth Century Dictionary (1908)
Chandler's Encyclopedia (1898)
The Student's Medical Dictionary (1896)
An Illustrated Encyclopaedic Medical Dictionary (1891)
Nuttall's Standard Dictionary of the English Language (1890)
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