Balas

noun

1. A rose-red to orange spinel used as a semiprecious gem, once confused with the ruby.
2. A long dagger intended for thrusting rather than cutting, used by the Turks; a Turkish yataghan.
3. A variety of spinel ruby, of a pale rose-red color, sometimes inclining to orange. See spinel. Usually called balas-ruby.
4. A type of rose-coloured spinel once thought to be a form of ruby (now usually used attributively: balas-ruby).
5. a pale rose-colored variety of the ruby spinel