Propagate



GRE 蓝宝 Barron TOEFL

解释

GRE 红宝书

• v. 繁殖; 传播
• ［英］ v. 繁殖 ( to multiply) ; 传播 ( to cause to spread out; publicize)
• ［类］ 反义词: fail to multiply ( 不能繁殖) ; check ( 阻碍)
• ［记］ pro+pag ( 砍, 切) +ate -> 原义是把树的旁枝剪掉使主干成长 -> 引申为繁殖

Webster Collegiate

verb (-gated; -gating)

• Etymology: Latin propagatus, past participle of propagare to set slips, propagate, from propages slip, offspring, from pro- before + pangere to fasten — more at pro-, pact
• Date: circa 1570
• transitive verb
  • 1. to cause to continue or increase by sexual or asexual reproduction
  • 2. to pass along to offspring
  • 3.
    • a. to cause to spread out and affect a greater number or greater area ; extend
    • b. to foster growing knowledge of, familiarity with, or acceptance of (as an idea or belief) ; publicize
    • c. to transmit (as sound or light) through a medium
• intransitive verb
  • 1. to multiply sexually or asexually
  • 2. increase, extend
  • 3. to travel through space or a material — used of wave energy (as light, sound, or radio waves)
• ? propagative adjective
• ? propagator noun

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