'Wulfenite' definitions:
Definition of 'wulfenite'
From: WordNet
noun
A yellow to orange or brown mineral used as a molybdenum ore
Definition of 'Wulfenite'
From: GCIDE
- Wulfenite \Wul"fen*ite\, n. [So named after F. X. Wulfen, an Australian mineralogist.] (Min.) Native lead molybdate occurring in tetragonal crystals, usually tabular, and of a bright orange-yellow to red, gray, or brown color; -- also called yellow lead ore. [1913 Webster]