cyclone
Rotating low-pressure storm
A very strong storm with winds that move in a circle around a low-pressure center.
a cyclone hits/strikes [place]; a cyclone forms/intensifies
- A powerful cyclone made landfall in northern Queensland overnight.
- The cyclone brought heavy rain, flooding, and winds of more than 160 km/h.
- Forecasters warned that the cyclone could strengthen before reaching the coast.
- The cyclone damaged many homes.
- People left the coast before the cyclone arrived.
Chaotic force or activity
Something or someone that moves very fast and causes excitement, confusion, or damage.
a cyclone of [activity/emotion/criticism]; like a cyclone
- The new manager arrived like a cyclone and changed every system in a week.
- The announcement created a cyclone of criticism on social media.
- After the children left, the living room looked as if a cyclone had passed through it.
- The kids were a cyclone in the kitchen.
- The news caused a cyclone of questions.
Rotating particle separator
A machine part that spins air or liquid so that dust or other particles are separated out.
a cyclone separates [particles] from [air/liquid]
- The factory installed a cyclone to remove dust from the exhaust air.
- Many bagless vacuum cleaners use a small cyclone to separate dirt from the airflow.
- In the processing plant, the cyclone removes fine particles before the gas reaches the filter.
- The vacuum uses a cyclone to collect dust.
- A cyclone can clean dirty air in a factory.
- 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.
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 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.
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.
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.
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.
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.