grey antimony
(US gray antimony) Mining (now rare )
noun
(Also grey antimony ore) = stibnite.
Origin
Late 18th century.
- orthodromic
- orthoepic
- orthoepical
- orthoepist
- orthoepistic
- orthoepistical
- orthoepy
- orthoferrite
- orthoform
- orthogenesis
- orthogenesist
- orthogenetic
- orthogenetically
- orthogenetics
- orthogenic
- orthogeosyncline
- orthognathic
- orthognathism
- orthognathous
- orthogneiss
- orthogonal
- orthogonalisation
- orthogonalise
- orthogonalised
- orthogonalising