psi·​lo·​phyte ˈsī-lə-ˌfīt How to pronounce psilophyte (audio)
: any of a division (Psilophyta) of simple dichotomously branched plants that first appeared during the Late Silurian, are now limited to two extant genera, lack true leaves and roots, and include the oldest known land plants with vascular tissue
psilophytic adjective

Word History


New Latin Psilophyton, genus of plants, from Greek psilos bare, mere (probably akin to Greek psēn to rub) + phyton plant — more at phyto-

First Known Use

1933, in the meaning defined above

Time Traveler
The first known use of psilophyte was in 1933

Dictionary Entries Near psilophyte

Cite this Entry

“Psilophyte.” Dictionary, Merriam-Webster, Accessed 12 Jun. 2024.

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