资料来源 : Webster's Revised Unabridged Dictionary (1913)

Quickener \Quick"en*er\, n.
   One who, or that which, quickens.

资料来源 : WordNet®

quickener
     n : an agent that gives or restores life or vigor; "the soul is
         the quickener of the body" [syn: {invigorator}, {enlivener}]