n.1 a semiprecious stone, usu. opaque and greenish- or sky-blue, consisting of hydrated copper aluminium phosphate.
2 a greenish-blue colour.
Etymology: ME turkeis etc. f. OF turqueise (later -oise) Turkish (stone)
n.1 a semiprecious stone, usu. opaque and greenish- or sky-blue, consisting of hydrated copper aluminium phosphate.
2 a greenish-blue colour.
Etymology: ME turkeis etc. f. OF turqueise (later -oise) Turkish (stone)
Oxford English vocab. Оксфордский английский словарь. 2012