Jade
Jade (jād) , noun
[French, from Sp. jade, from piedra de ijada stone of the side, from ijada flank, side, pain in the side, the stone being so named because it was supposed to cure this pain. Sp. ijada is derived from Latin ilia flanks. Compare Iliac.]
The general term jade includes nephrite, a compact variety of tremolite with a specific gravity of 3, and also the mineral jadeite, a silicate of alumina and soda, with a specific gravity of 3.3. The latter is the more highly prized and includes the feitsui of the Chinese. The name has also been given to other tough green minerals capable of similar use.
Jade , noun
[Old English jade; compare Prov. English yaud, Scot. yade, yad, yaud, Icelandic jalda a mare.]
Jade , transitive verb
Jade , intransitive verb