Sapphire /(? [or] ?; 277)/

Sap·phire

Sapphire

n.
  1. Native alumina or aluminium sesquioxide, Al2O3; corundum; esp., the blue transparent variety of corundum, highly prized as a gem. (Min.)
    Of rubies, sapphires, and of pearlés white.
  2. The color of the gem; bright blue.
  3. Any humming bird of the genus Hylocharis, native of South America. The throat and breast are usually bright blue. (Zool.)

Phrases & Compounds
Star sapphire
a kind of sapphire which exhibits asterism.

Sapphire

a.
  1. Of or resembling sapphire; sapphirine; blue.