'Hiddenite' definitions:
Definition of 'hiddenite'
From: WordNet
noun
A green transparent form of the mineral spodumene used as a gemstone
Definition of 'Hiddenite'
From: GCIDE
- Hiddenite \Hid"den*ite\, n. [After W. E. Hidden.] (Min.) An emerald-green variety of spodumene found in North Carolina; lithia emerald, -- used as a gem. [1913 Webster]