Meaning : Electrical conduction through a gas in an applied electric field.
Synonyms : arc, discharge, electric arc, electric discharge
Meaning : A small but noticeable trace of some quality that might become stronger.
Example :
A spark of interest.
A spark of decency.
Meaning : Scottish writer of satirical novels (born in 1918).
Synonyms : dame muriel spark, muriel sarah spark, muriel spark
Meaning : A small fragment of a burning substance thrown out by burning material or by friction.