fusee
/fju:'zi:/
Học thuậtThân thiện
Definition
- Noun:
- A colored flare used as a warning signal by trucks and trains: A fusee is a type of safety flare that burns with a bright colored light, used to warn of a stopped vehicle or hazard on or near railroad tracks or roads.
- A friction match with a large head that will stay alight in the wind: A fusee is a large, windproof match historically used for lighting cigars or in outdoor conditions.
- A spirally grooved spindle in a clock that counteracts the diminishing power of the uncoiling mainspring: In horology, a fusee is a cone-shaped pulley with a spiral groove, used in spring-driven clocks and watches to equalize the driving force as the mainspring unwinds.
- Any igniter that is used to initiate the burning of a propellant: (Technical/Historical) A fusee can refer to a device, such as a fuse or primer, used to ignite the propellant in a firearm or firework.
Usage Examples
- As a warning signal:
- The train crew placed a red fusee on the tracks to warn the following train of the obstruction.
- The truck driver lit a fusee when he pulled over on the dark highway.
- As a windproof match:
- The explorer used a fusee to light his pipe in the strong wind.
- In clockmaking:
- The antique pocket watch contains a fusee to ensure consistent timekeeping.
- As an igniter:
- The historical cannon required a fusee to fire.
Advanced Usage
- "Fusee chain": In clockmaking, the fine chain that connects the fusee to the mainspring barrel.
- Repairing the broken fusee chain requires great precision.
- "Railroad fusee": Specifically denotes the warning flare used in railway operations.
- Regulations require crews to carry railroad fusees for emergency signaling.
Variants and Related Words
- Fuzee: An alternative, less common spelling for .
- Fuse (noun/verb): While distinct, shares a common etymological root related to ignition or melting. A is a safety device or a cord for igniting explosives, whereas a is a specific type of flare, match, or clock component.
Synonyms
- Flare: (for the warning signal sense) A device that produces a bright light or smoke.
- Windproof match: (for the match sense)
- Equalizing pulley: (for the clock component sense)
Related Phrases
- To light a fusee: The act of igniting a fusee flare or match.
- He had to light a fusee to mark the hazard.
- Fusee movement: A term describing a clock or watch mechanism that incorporates a fusee.
- Collectors value watches with a fusee movement for their craftsmanship.
Related Idioms
(There are no common idioms that centrally feature the word "fusee." Its usage is primarily technical and specific.)
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