Definition of jadeite
: a usually green monoclinic mineral of the pyroxene group that is a silicate of sodium and aluminum and is a jade
jaditicplay \jā-ˈdi-tik\ adjective
Origin and Etymology of jadeite
First Known Use: 1865
Seen and Heard
What made you want to look up jadeite? Please tell us where you read or heard it (including the quote, if possible).