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Definition of Pteridosperm
1. Noun. An extinct seed-producing fernlike plant of the order Cycadofilicales (or group Pteridospermae).
Definition of Pteridosperm
1. Noun. Any of various extinct gymnosperms, of the division ''Pteridospermatophyta'', resembling ferns, but producing seeds instead of spores ¹
¹ Source: wiktionary.com
Definition of Pteridosperm
1. [n -S]
Lexicographical Neighbors of Pteridosperm
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