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Webster 1913 Edition
Pyroantimonic
Pyrˊo-anˊti-mon′ic
,Adj.
 [
Pyro- 
+ antimonic
.] (Chem.) 
Pertaining to, or designating, an acid of antimony analogous to pyrophosphoric acid. 
Definition 2025
pyroantimonic
pyroantimonic
English
Adjective
pyroantimonic (not comparable)
- of, or relating to pyroantimonic acid or its derivatives