dioon

US:USA pronunciation: respellingUSA pronunciation: respelling(dī′ō on′)


WordReference Random House Unabridged Dictionary of American English © 2026
di•o•on  (dī′ō on′),USA pronunciation n. 
  1. Plant Biologyany of several Mexican and Central American palmlike plants belonging to the genus Dioon, of the cycad family, having a crown of stiff, pinnate leaves.
  • Greek di- di-1 + ōión egg; so named because the seeds are borne in pairs
  • Neo-Latin (1843)

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