— pteridophytic /teuh rid'euh fit"ik, ter'i doh-/ , pteridophytous /ter'i dof"i teuhs/ , adj.
/teuh rid"euh fuyt', ter"i doh-/ , n.
any plant of the division Pteridophyta, characterized by vascular tissue and differentiation into root, stem, and leaves, comprising the ferns, horsetails, and club mosses.
[ 1875-80; Pteridophyta; see PTERIDO-, -PHYTE ]