polyacid
noun
poly·ac·id
| \ ˈpäl-ē-ˌas-əd
\
\
Medical Definition of polyacid
(Entry 1 of 2)
1
: an acid (as phosphoric acid) having more than one acid hydrogen atom
2
: an acid of a large group of oxygen-containing acids
polyacid
adjectiveMedical Definition of polyacid (Entry 2 of 2)
: able to react with more than one molecule of a monoacid to form a salt
—used especially of bases