See Also: Turquois(medicine)

windowless (oh) and Turquois (medicine)


windowless (oh)



without any windows
::a windowless basement room

Turquois (medicine)


turquois
<chemical> A hydrous phosphate of alumina containing a little copper; calaite. It has a blue, or bluish green, colour, and usually occurs in reniform masses with a botryoidal surface. [Formerly written also turcois, and turkois.

Turquoise is susceptible of a high polish, and when of a bright blue colour is much esteemed as a gem. The finest specimens come from Persia. It is also found in new Mexico and Arizona, and is regarded as identical with the chalchihuitl of the Mexicans.

Origin: F. Turquoise; cf. Pr. & Sp. Turquesa, It. Turchese, turchina, LL. Turchesius, turchina; so called because first brought from Turkey. See 1st Turkey.

Source: Websters Dictionary