bom·​bo·​gen·​e·​sis ˌbäm-(ˌ)bō-ˈje-nə-səs How to pronounce bombogenesis (audio)
: rapid intensification of a storm caused by a sudden and significant drop in atmospheric pressure : the development or intensification of a bomb cyclone
A cyclone is a low pressure system and a bombogenesis occurs when a storm intensifies, rapidly losing 24 millibars of pressure in 24 hours.David Epstein

Examples of bombogenesis in a Sentence

Recent Examples on the Web The Weather Service said the powerful nor'easter further developed overnight, calling the system a bomb cyclone — another name for the process known as bombogenesis. Christine Fernando, USA TODAY, 29 Jan. 2022 Meteorologists define a bomb cyclone as a rapidly strengthening storm with central pressure that plummets by 24 millibars or more within 24 hours; the process is known as bombogenesis. Editors, USA TODAY, 23 Oct. 2021 The storm has been described as a bomb cyclone, which occurs through the process known as bombogenesis — basically a winter hurricane. Christine Fernando, USA TODAY, 12 Mar. 2022 Meteorologists define a bomb cyclone as a rapidly strengthening storm with central pressure that drops by 24 millibars or more in 24 hours, a process known as bombogenesis. USA TODAY, 24 Oct. 2021 Bomb cyclone; bombogenesis: the rapid intensification of a cyclone or low-pressure system; the formation of such a rapidly strengthening system. Grace Toohey, Los Angeles Times, 31 Mar. 2023 What causes bombogenesis? Jennifer Earl, CBS News, 23 Dec. 2022 The storm is expected to form in the Atlantic Ocean just off the coast of Georgia, then rapidly strengthen -- a process known as bombogenesis -- overnight Friday and track up the East Coast Saturday, though specifics on the impact remain unclear. Aya Elamroussi, CNN, 27 Jan. 2022 The term bombogenesis is used when a storm’s pressure decreases at least 24 millibars in as many hours., 27 Oct. 2021 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'bombogenesis.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


bomb entry 1 (in bomb cyclone) + -o- + genesis

First Known Use

1989, in the meaning defined above

Time Traveler
The first known use of bombogenesis was in 1989

Dictionary Entries Near bombogenesis

Cite this Entry

“Bombogenesis.” Dictionary, Merriam-Webster, Accessed 4 Oct. 2023.

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