fusee

Noun

• any igniter that is used to initiate the burning of a propellant

• a friction match with a large head that will stay alight in the wind

• a colored flare used as a warning signal by trucks and trains

• a spirally grooved spindle in a clock that counteracts the diminishing power of the uncoiling mainspring

Related words

• Synonyms: 
  fuse , fuze , fuzee , primer , priming , fusee drive