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Webster 1913 Edition
Polyacid
Polˊy-ac′id
,Adj.
[
Poly-
+ acid
.] (Chem.)
Capable of neutralizing, or of combining with, several molecules of a monobasic acid; having more than one hydrogen atom capable of being replaced by acid radicals; – said of certain bases;
as, calcium hydrate and glycerin are
. polyacid
bases