See Also: tridymite(dictionary)
tridymite(medicine)
Herbal medicine (botanical medicine, herbology, phytomedicine)(health)
Medicine Lodge Memorial Hospital- Medicine Lodge(health)
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medicine(dictionary)
medicine(2)(dictionary)
medicine(1)(dictionary)
medicine man(encyclopedia)
medicine(encyclopedia)

tridymite (medicine)


tridymite
<chemical> Pure silica, like quartz, but crystallizing in hexagonal tables. It is found in trachyte and similar rocks.

Origin: Gr. Threefold. So called in allusion to the supposed threefold nature of the twin crystals.

Source: Websters Dictionary