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  1. Cyclone - Wikipedia

    In meteorology, a cyclone (/ ˈsaɪ.kloʊn /) is a large air mass that rotates around a strong center of low atmospheric pressure, counterclockwise in the Northern Hemisphere and clockwise in the …

  2. Tropical cyclone | Definition, Causes, Formation, and Effects ...

    2 days ago · What is a tropical cyclone? A tropical cyclone is an intense circular storm that originates over warm tropical oceans. It is also called a hurricane or a typhoon. It is …

  3. Hurricanes, Cyclones, and Typhoons Explained - Education

    May 30, 2025 · Called hurricanes when they develop over the North Atlantic, central North Pacific, and eastern North Pacific, these rotating storms are known as cyclones when they form over …

  4. What is Cyclone?: Definition, Types and Impacts

    A cyclone is a meteorological phenomenon characterized by a low-pressure system at its centre, accompanied by strong winds and heavy rainfall. This atmospheric disturbance can manifest …

  5. Hurricanes, Cyclones and Typhoons: What's in a Name?

    May 28, 2025 · Tropical cyclones are among the most destructive weather phenomena. These intense rotating storm systems originate over warm tropical waters, have a typical diameter of …

  6. CYCLONE Definition & Meaning - Merriam-Webster

    The meaning of CYCLONE is a storm or system of winds that rotates about a center of low atmospheric pressure, advances at a speed of 20 to 30 miles (about 30 to 50 kilometers) an …

  7. NOAA's National Weather Service - Glossary

    A warm-core, non-frontal synoptic-scale cyclone, originating over tropical or subtropical waters with organized deep convection and a closed surface wind circulation about a well-defined …