freebase

vi.<美俚>加热吸用精炼可卡因

词形变化

freebases 复数 freebases freebased freebases 三单 freebasing freebasing 现在分词 freebased 过去式 freebased 过去分词

别名

free base

释义与例句

n.
  1. 1.

    The purified, dry form of an amine, especially an alkaloid natural product, that is normally used in solution.

    可数 不可数 化学

    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.

  2. 2.

    The purified, dry form of certain illegal drugs, especially cocaine.

    可数 不可数
v.
  1. 1.

    To purify a drug by crystallization.

  2. 2.

    To use a purified drug, especially cocaine, by heating it and inhaling the fumes produced.

词汇关系

动词

同义词 1

base

上位词 2

drug do drugs

词源

From free + base.

来源：wiktionary