'Pecopteris' definitions:
Definition of 'pecopteris'
(from WordNet)
noun
Carboniferous fossil fern characterized by a regular arrangement of the leaflets resembling a comb
Definition of 'Pecopteris'
From: GCIDE
- Pecopteris \Pe*cop"te*ris\ (p[-e]*k[o^]p"t[-e]*r[i^]s), prop. n. [NL., fr. Gr. pe`kein to comb + petri`s a kind of fern.] (Paleon.) An extensive genus of fossil ferns; -- so named from the regular comblike arrangement of the leaflets. [1913 Webster]