spark

spark (http://definr.com/spark)

     n 1: a momentary flash of light [syn: flicker, glint]
     2: brightness and animation of countenance; "he had a sparkle
        in his eye" [syn: sparkle, light]
     3: electrical conduction through a gas in an applied electric
        field [syn: discharge, arc, electric arc, {electric
        discharge}]
     4: a small but noticeable trace of some quality that might
        become stronger; "a spark of interest"; "a spark of
        decency"
     5: Scottish writer of satirical novels (born in 1918) [syn: Spark,
         Muriel Spark, Dame Muriel Spark, Muriel Sarah Spark]
     6: a small fragment of a burning substance thrown out by
        burning material or by friction
     v 1: actuate; "trigger a reaction" [syn: trip, actuate, trigger,
           activate, set off, spark off, trigger off, {touch
          off}]
     2: emit or produce sparks; A high tension wire, brought down by
        a storm, can continue to spark."