Sap·phire, a. Of or resembling sapphire; sapphirine; blue. “The sapphire blaze.”
1. Min. Native alumina or aluminium sesquioxide, Al2O3; corundum; esp., the blue transparent variety of corundum, highly prized as a gem.
Of rubies, sapphires, and of pearlés white. --Chaucer.
Note: ☞ Sapphire occurs in hexagonal crystals and also in granular and massive forms. The name sapphire is usually restricted to the blue crystals, while the bright red crystals are called Oriental rubies (see under Ruby), the amethystine variety Oriental amethyst (see under Amethyst), and the dull massive varieties corundum (a name which is also used as a general term to include all varieties). See Corundum.
2. The color of the gem; bright blue.
3. Zool. Any humming bird of the genus Hylocharis, native of South America. The throat and breast are usually bright blue.
Star sapphire, or Asteriated sapphire Min., a kind of sapphire which exhibits asterism.
adj : having the color of a blue sapphire; "sapphire eyes"
n 1: a precious transparent stone of rich blue corundum valued as
2: a transparent piece of sapphire that has been cut and
polished and is valued as a precious gem
3: a light shade of blue [syn: azure, cerulean, lazuline,
Associated with diamonds (Ex. 28:18) and emeralds (Ezek. 28:13);
one of the stones in the high priest's breastplate. It is a
precious stone of a sky-blue colour, probably the lapis lazuli,
brought from Babylon. The throne of God is described as of the
colour of a sapphire (Ex. 24:10; comp. Ezek. 1:26).