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dioon

American  
[dahy-oh-on] / ˈdaɪ oʊˌɒn /

noun

  1. any of several Mexican and Central American palmlike plants belonging to the genus Dioon, of the cycad family, having a crown of stiff, pinnate leaves.

Etymology

Origin of dioon

< New Latin (1843) < Greek di- di- 1 + ōión egg; so named because the seeds are borne in pairs

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Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.