[ tuh-rid-uh-fahyt, ter-i-doh- ]
/ təˈrɪd əˌfaɪt, ˈtɛr ɪ doʊ- /
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any plant of the division Pteridophyta, characterized by vascular tissue and differentiation into root, stem, and leaves, comprising the ferns, horsetails, and club mosses.



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Origin of pteridophyte

1875–80; <New Latin Pteridophyta;see pterido-, -phyte

OTHER WORDS FROM pteridophyte

pte·rid·o·phyt·ic [tuh-rid-uh-fit-ik, ter-i-doh-], /təˌrɪd əˈfɪt ɪk, ˌtɛr ɪ doʊ-/, pter·i·doph·y·tous [ter-i-dof-i-tuhs], /ˌtɛr ɪˈdɒf ɪ təs/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for pteridophyte

/ (ˈtɛrɪdəʊˌfaɪt) /


(in traditional classification) any plant of the division Pteridophyta, reproducing by spores and having vascular tissue, roots, stems, and leaves: includes the ferns, horsetails, and club mosses. In modern classifications these plants are placed in separate phyla

Derived forms of pteridophyte

pteridophytic (ˌtɛrɪdəʊˈfɪtɪk) or pteridophytous (ˌtɛrɪˈdɒfɪtəs), adjective

Word Origin for pteridophyte

C19: from pterido-, from Greek pteris fern + -phyte
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for pteridophyte

[ tə-rĭdə-fīt′, tĕrĭ-dō- ]

Any of various vascular plants that reproduce by spores rather than seeds; a seedless vascular plant. The pteridophytes include the lycophytes, the horsetails, and the ferns, as well as a small group of related plants called the psilophytes and several extinct phyla.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.