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| opposition to the withdrawal of state support or recognition from an established church, esp. the Anglican Church in 19th-century England. |
| an obscure term ostensibly referring to a lung disease caused by silica dust, sometimes cited as one of the longest words in the English language. |
| extratropical cyclone (ěk'strə-trŏp'ĭ-kəl) Pronunciation Key
See under cyclone. |
extratropical cyclone
a type of storm system formed in middle or high latitudes, in regions of large horizontal temperature variations called frontal zones. Extratropical cyclones present a contrast to the more violent cyclones or hurricanes of the tropics, which form in regions of relatively uniform temperatures.
Learn more about extratropical cyclone with a free trial on Britannica.com.