Cyclone/ˈsaɪkləʊn/ Definition 1 of 3Pro Tip 1/3Emotional Impact Cyclones often cause fear or sadness due to their destructive nature. The news report showcased the heartbreak caused by the cyclone. Pro Tip 2/3Geographical Variation The term 'cyclone' is used more often in the Indian Ocean and Pacific region. Fishermen were warned not to venture out due to a cyclone warning. Pro Tip 3/3Severity Levels Cyclones are categorized into different levels by their wind speed and impact. A category 3 cyclone is approaching the northern coast.