tet·ra·basic
| \ ¦te‧trə+ \
Definition of tetrabasic
1
: having four hydrogen atoms capable of replacement by basic atoms or radicals
—used of acids (as hypophosphoric acid)
2
: containing four atoms of a univalent metal or their equivalent
—used of salts
3
: having four basic hydroxyl groups : able to react with four molecules of a monoacid
—used of bases and basic salts
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