water sapphire
noun
a transparent variety of cordierite, found in Sri Lanka, Madagascar, and elsewhere, sometimes used as a gem.
Origin of water sapphire
First recorded in 1690–1700
Words nearby water sapphire
water rail,
water rat,
water rate,
water rice,
water right,
water sapphire,
water scorpion,
water seal,
water shield,
water shrew,
water sign
British Dictionary definitions for water sapphire
water sapphire
noun
a deep blue variety of the mineral cordierite that occurs in Sri Lanka: used as a gemstone