fusee(redirected from Fusa)
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fu·seealso fu·zee (fyo͞o-zē′)
1. A usually cone-shaped pulley with a spiral groove, used in a cord- or chain-winding clock to maintain even travel in the timekeeping mechanism as the force of the mainspring lessens in unwinding.
a. A colored flare used as a warning signal for trucks and railroad trains.
b. A match with a large head capable of burning in a wind.
c. A combustible fuse for detonating explosives.
[From French fusée, spindle, rocket, flare, fuse, fusee, from Old French, spindleful of thread, from fus, spindle, from Latin fūsus.]
1. (Horology) (in early clocks and watches) a spirally grooved spindle, functioning as an equalizing force on the unwinding of the mainspring
2. (Chemistry) a friction match with a large head, capable of remaining alight in a wind
3. (Chemistry) an explosive fuse
[C16: from French fusée spindleful of thread, from Old French fus spindle, from Latin fūsus]
n., pl. -sees or -zees.
1. a wooden friction match having a large head, formerly used when a larger than normal flame was needed.
2. a red flare light, used on a railroad as a warning signal to approaching trains.
3. a spirally grooved, conical pulley and chain arrangement for counteracting the diminishing power of an uncoiling mainspring in a watch.
[1580–90; < Middle French fusée spindleful, derivative of Old French *fus spindle. See fuse1]
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|Noun||1.||fusee - a spirally grooved spindle in a clock that counteracts the diminishing power of the uncoiling mainspring|
clock - a timepiece that shows the time of day
drive - a mechanism by which force or power is transmitted in a machine; "a variable speed drive permitted operation through a range of speeds"
|2.||fusee - a colored flare used as a warning signal by trucks and trains|
flare - a device that produces a bright light for warning or illumination or identification
|3.||fusee - a friction match with a large head that will stay alight in the wind|
|4.||fusee - any igniter that is used to initiate the burning of a propellant|
detonating fuse - a fuse containing an explosive
igniter, ignitor, lighter, light - a device for lighting or igniting fuel or charges or fires; "do you have a light?"
safety fuse - a slow-burning fuse consisting of a tube or cord filled or saturated with combustible matter; used to ignite detonators from a distance
time-fuse - a fuse made to burn for a given time (especially to explode a bomb)