TURQUOISE

turquoise

(noun) a blue to grey green mineral consisting of copper aluminum phosphate; “blue turquoise is valued as a gemstone”

Source: WordNet® 3.1

Etymology

Noun

turquoise (countable and uncountable, plural turquoises)

(countable) A sky-blue, greenish-blue, or greenish-gray semi-precious gemstone.

(countable and uncountable) A pale greenish-blue colour, like that of the gemstone.

Synonyms

• (colour): blue-green, green-blue, greenish blue, turquoise blue

Adjective

turquoise (comparative more turquoise, superlative most turquoise)

Made of turquoise (the gemstone).

Having a pale greenish-blue colour.

Source: Wiktionary

Tur*quoise", Tur*quois", n. Etym: [F. turquoise; cf. Pr. & Sp. turquesa, It. turchese, turchina, LL. turchesius, turchina; -- so called because first brought from Turkey. See 1st Turkey.] (Min.)

Definition: A hydrous phosphate of alumina containing a little copper; calaite. It has a blue, or bluish green, color, and usually occurs in reniform masses with a botryoidal surface. [Formerly written also turcois, and turkois.]

Note: Turquoise is susceptible of a high polish, and when of a bright blue color 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.

Tur*quoise", a.

Definition: Having a fine light blue color, like that of choice mineral turquoise.

Source: Webster’s Unabridged Dictionary 1913 Edition