Meaning of spark

Definition of spark

(noun) a momentary flash of light
merriment expressed by a brightness or gleam or animation of countenance; "he had a sparkle in his eye"; "there's a perpetual twinkle in his eyes"
a small but noticeable trace of some quality that might become stronger; "a spark of interest"; "a spark of decency"
Scottish writer of satirical novels (born in 1918)
(verb) put in motion or move to act; "trigger a reaction"; "actuate the circuits"
emit or produce sparks; "A high tension wire, brought down by a storm, can continue to spark"

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