from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Having two replaceable hydrogen atoms; dibasic.
from the GNU version of the Collaborative International Dictionary of English
- adj. Having to hydrogen atoms which can be replaced by positive or basic atoms or radicals to form salts; -- said of acids. See dibasic.
from The Century Dictionary and Cyclopedia
- Literally, having two bases: in chem., applied to acids (such as sulphuric acid, H2SO4) which have two hydrogen atoms replaceable by a base or bases. See monobasic, tribasic, dibasic, and polybasic.
bi- + basic (Wiktionary)