· a momentary flash of light

Synonym(s): flicker, glint

Hypernym(s): flash

· 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"

Synonym(s): sparkle, twinkle, light

Hypernym(s): vitality, verve, expression, look, aspect, facial_expression, face

· electrical conduction through a gas in an applied electric field

Synonym(s): discharge, arc, electric_arc, electric_discharge

Hypernym(s): electrical_conduction

· a small but noticeable trace of some quality that might become stronger; "a spark of interest"; "a spark of decency"

Hypernym(s): trace, hint, tint, suggestion

· Scottish writer of satirical novels (born in 1918)

Synonym(s): Spark, Muriel_Spark, Dame_Muriel_Spark, Muriel_Sarah_Spark

· a small fragment of a burning substance thrown out by burning material or by friction

Hypernym(s): fragment

· put in motion or move to act; "trigger a reaction"; "actuate the circuits"

Synonym(s): trip, actuate, trigger, activate, set_off, spark_off, trigger_off, touch_off

Hypernym(s): initiate, pioneer

· emit or produce sparks; "A high tension wire, brought down by a storm, can continue to spark"

Synonym(s): sparkle

Hypernym(s): emit, give_out, give_off