spark

/spˈɑːk/

/ˈspɑɹk/

to spark

MAIN VERB

to trigger or ignite a reaction, response, or action, often by provoking or inspiring someone or something to action

synonyms : activate

to emit small flashes of electricity or fire

synonyms : sparkle

Spark

a small, intense burst of light, flame, or electricity

synonyms : light

a momentary flash of light

synonyms : flicker

electrical conduction through a gas in an applied electric field

synonyms : arc

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

Scottish writer of satirical novels (born in 1918)

a small but noticeable trace of some quality that might become stronger

Examples

1. The viral post sparked a lively discussion among users.

2. Some bright spark left the tap running all night.

3. Who's the bright spark who came up with this rotten idea?

4. She presented an abstract idea that challenged conventional wisdom and sparked a lively debate.