either of two minerals, jadeite or nephrite, sometimes green, highly esteemed as an ornamental stone for carvings, jewelry, etc.
2.
an object, as a carving, made from this material.
3.
Also called jade green.green, varying from bluish green to yellowish green.
Origin: 1585–95; < F < It giada < obs. Sp (piedra de) ijada (stone of) colic < VL *iliata, equiv. to L īli(a) flanks (see ilium) + -ata-ate1; so called because supposed to cure nephritic colic
"worn-out horse," c.1386, possibly from O.N. jalda "mare," from Finno-Ugric (cf. Mordvin al'd'a "mare"). As a term of abuse for a woman, it dates from 1560. Jaded "dulled by continual indulgence" is from 1631.
jade (jād) Pronunciation Key
A hard gemstone that is pale green or white and consists either of the mineral jadeite (a pyroxene) or the mineral nephrite (an amphibole). It usually forms within metamorphic rocks.