See Also: onyx(dictionary)
onyx(dictionary)
onyx(medicine)
onyx(encyclopedia)
Herbal medicine (botanical medicine, herbology, phytomedicine)(health)
Medicine Lodge Memorial Hospital- Medicine Lodge(health)
Orthomolecular medicine (orthomolecular nutritional medicine, orthomolecular therapy)(health)
medicine(2)(dictionary)
medicine(encyclopedia)
medicine(dictionary)

onyx (medicine)


onyx
<chemical> Chalcedony in parallel layers of different shades of colour. It is used for making cameos, the figure being cut in one layer with the next as a ground. Onyx marble, a banded variety of marble or calcium carbonate resembling onyx. It is obtained from Mexico.

Origin: L, fr. Gr. A claw, finger nail, a veined gem. See Nail, and cf. Onycha.

Source: Websters Dictionary