cyclone
A very strong storm with winds that move in a circle around a low-pressure center.
A large storm or weather system in which winds rotate around a low-pressure center; in everyday use, especially a violent tropical storm with very strong winds.
Something or someone that moves very fast and causes excitement, confusion, or damage.
A person, situation, or burst of activity that is very energetic, fast-moving, chaotic, or destructive.
A machine part that spins air or liquid so that dust or other particles are separated out.
A device that uses a rapidly rotating flow of air or liquid to separate dust, droplets, or solid particles from a gas or liquid.
- Base: cyclone
- Plural: cyclones
bomb cyclone
1Rapidly intensifying storm
A strong storm that becomes much more powerful very quickly.
- A bomb cyclone brought blizzard conditions to parts of the northeast.
- Airlines canceled hundreds of flights before the bomb cyclone arrived.
- Meteorologists said the storm became a bomb cyclone after its pressure dropped rapidly overnight.
- The bomb cyclone brought strong winds.
- A bomb cyclone can become dangerous very fast.
cyclone season
1Main cyclone period
The part of the year when cyclones happen most often.
- Residents check emergency supplies before cyclone season begins.
- The island usually sees the worst storms in the middle of cyclone season.
- Officials warned that this cyclone season could be more active than usual.
- Cyclone season starts in November here.
- We prepare food and water before cyclone season.
cyclone shelter
1Safe storm refuge
A safe place where people go during a cyclone.
- Hundreds of residents spent the night in a cyclone shelter.
- The village built a new cyclone shelter on higher ground.
- Families were advised to move to the nearest cyclone shelter before dark.
- We stayed in a cyclone shelter.
- The cyclone shelter was strong and safe.
cyclone warning
1Official cyclone danger alert
An official message saying that a cyclone is expected or happening soon.
- Authorities issued a cyclone warning for the northern coast.
- The cyclone warning remained in effect until the storm moved inland.
- Schools closed after the weather service upgraded the watch to a cyclone warning.
- We heard a cyclone warning on the radio.
- The town was under a cyclone warning.
cyclone watch
1Possible cyclone alert
An official message saying that a cyclone may affect an area.
- The weather service issued a cyclone watch for coastal communities.
- The cyclone watch was canceled when the storm turned away from land.
- Families reviewed their evacuation plans after the cyclone watch was announced.
- A cyclone watch means a cyclone may come.
- The city was under a cyclone watch.
extratropical cyclone
1Non-tropical low-pressure storm
A large rotating storm that forms outside tropical areas.
- The extratropical cyclone brought strong winds across the North Atlantic.
- Forecasters tracked the extratropical cyclone as it moved toward western Europe.
- After leaving the warm ocean, the hurricane changed into an extratropical cyclone.
- An extratropical cyclone can bring snow and wind.
- This storm became an extratropical cyclone.
tropical cyclone
1Warm-ocean rotating storm
A strong rotating storm that forms over warm ocean water.
- The tropical cyclone formed over the warm waters of the Indian Ocean.
- Emergency crews prepared as the tropical cyclone moved toward the coast.
- The tropical cyclone weakened after crossing land.
- A tropical cyclone can bring very heavy rain.
- The tropical cyclone moved across the sea.