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The purified, dry form of an amine, especially an alkaloid natural product, that is normally used in solution.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Topics: chemistry, natural-sciences, physical-sciences
Examples
- 2007, Jared Ledgard, A Laboratory History of Narcotics, Volume 1: Amphetamines and Derivatives, page 108, Note: this freebase methedrine will actually be a mixture of the DL and L-forms, from which the L-form is the most common used in the preparation of methamphetamine.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
The purified, dry form of certain illegal drugs, especially cocaine.
Definition source: English Wiktionary via Wiktextract
Usage: countable, specifically, uncountable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
To purify a drug by crystallization.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
To use a purified drug, especially cocaine, by heating it and inhaling the fumes produced.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Etymology tree Proto-Indo-European *preyH- Proto-Indo-European *-ós Proto-Indo-European *priHós Proto-Germanic *frijwaz Proto-West Germanic *friu Old English frēo Middle English fre English free Proto-Indo-European *gwem- Proto-Indo-European *-tis Proto-Indo-European *gwémtis Proto-Hellenic *gwə́tis Ancient Greek βᾰ́σῐς (bắsĭs)bor. Latin basis Old French basebor. Middle English base English base English freebase From free + base.
