1.Definition: a momentary flash of light

Related Noun(s):flicker, glint

Category: General

2.Definition: a small but noticeable trace of some quality that might become stronger

"A spark of interest", "A spark of decency"

Category: General

3.Definition: a small fragment of a burning substance thrown out by burning material or by friction

Category: Objects

4.Definition: electrical conduction through a gas in an applied electric field

Related Noun(s):arc, discharge

Category: General

5.Definition: 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"

Related Noun(s):light, sparkle, twinkle

Category: General

6.Definition: Scottish writer of satirical novels (born in 1918)

Related Noun(s):dame muriel spark, muriel sarah spark, muriel spark

Category: People