dioon

dioon

[dahy-oh-on]
noun
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.

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

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WordNet
dioon

noun
any cycad of the genus Dioon; handsome palmlike cycads with robust crowns of leaves and rugged trunks 
WordNet® 3.0, © 2006 by Princeton University.
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