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megafan. In DICTIOUS you will not only get to know all the dictionary meanings for the word
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English
Etymology
mega- + fan
Noun
megafan (plural megafans)
- (geology) A very large mass of clastic sediment deposited by a laterally mobile river system that fans out from the outlet from a large mountainous drainage network.
2011, James S. Albert, Roberto E. Reis, Historical Biogeography of Neotropical Freshwater Fishes, →ISBN, page 197:The dynamics of river systems in megafan environments may strongly influence the fragmentation and reconnection of riverine habitats, and therefore by implication, the diversification and distribution of freshwater organisms.
- (informal) An obsessively enthusiastic fan.
2007 October 4, Melena Ryzik, “Radiohead Fans, Guided by Conscience (and Budget)”, in New York Times:Nathan Kaufman, 25, another Radiohead megafan, said of the plan, “I got geeked about it immediately.”
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