Meanings
nounpteridosperm (plural pteridosperms)
plural pteridosperms
- Any of various extinct gymnosperms, of the division Pteridospermatophyta, resembling ferns, but producing seeds instead of spores
Synonyms & antonyms
nounan extinct seed-producing fernlike plant of the order Cycadofilicales (or group Pteridospermae)
Similar
Broader
Also see
Synonym sets from Open English WordNet, CC BY 4.0.
Origin
By surface analysis, pterido- + sperm.
Full word history & related roots →Translations
Spanish pteridosperma
- pteridospermagymnosperm of the division Pteridospermatophyta
Cite this entry
APA
pteridosperm. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/pteridosperm
MLA
“pteridosperm.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/pteridosperm. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “pteridosperm,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/pteridosperm.
Source: pteridosperm on Wiktionary, CC BY-SA 4.0.