1. the base form of a chemical compound, especially a drug, that is not combined with an acid
Usage: chemistry; pharmacology

1. to convert a chemical compound into its base form by removing an acid
Usage: chemistry; transitive

Examples

• The chemist isolated the freebase from the salt form of the compound.
• Freebases are often more potent than their salt counterparts.
• The laboratory procedure freebases the alkaloid using a strong base.
• Cocaine freebase has different properties than the hydrochloride salt.
• Researchers freebased the compound to study its pure chemical structure.