spark
noun
1. a momentary flash of light
Similar word(s): flicker, glint
Definition categories: event, flash
2. merriment expressed by a brightness or gleam or animation of countenance
- he had a sparkle in his eye
Similar word(s): light, sparkle, twinkle
Definition categories: attribute, verve, vitality, aspect, expression, face, look
3. electrical conduction through a gas in an applied electric field
Similar word(s): arc, discharge
Definition categories: phenomenon
4. a small but noticeable trace of some quality that might become stronger
- a spark of interest
- a spark of decency
Definition categories: quantity, hint, suggestion, tint, trace
5. Scottish writer of satirical novels (born in 1918)
Definition categories: person
6. a small fragment of a burning substance thrown out by burning material or by friction