noun Chemistry.
- a tartrate in which only one of the two acidic hydrogen atoms of tartaric acid is replaced by a metal or positive group; an acid tartrate; a hydrogen tartrate, as sodium bitartrate.
noun
- (not in technical usage) a salt or ester of tartaric acid containing the monovalent group -HC 4 H 4 O 6 or the ion HC 4 H 4 O 6 –Also called: hydrogen tartrate
n.
- The group C4H5O6.
- A salt of tartaric acid containing this group.