D defs.my
Entry 1 sense Webster, 1913

Sulphantimonious

· Sulph·an·ti·mo·ni·ous · IPA
01 a. Of, pertaining to, or designating, a hypothetical sulphacid of antimony (called also thioantimonious acid) analogous to sulpharsenious acid.
  1. 1.
    Of, pertaining to, or designating, a hypothetical sulphacid of antimony (called also thioantimonious acid) analogous to sulpharsenious acid.(Chem.)