Capable of acting as proton acceptor, strongly or weakly basic (as a Brønsted base). Also called
HBA (hydrogen bond acceptor) solvent.
See also: protogenic solvent
Source:
PAC, 1994, 66, 1077. 'Glossary of terms used in physical organic chemistry (IUPAC Recommendations 1994)' on page 1153 (https://doi.org/10.1351/pac199466051077)