noun
plants having naked seeds not enclosed in an ovary; in some systems considered a class (Gymnospermae) and in others a division (Gymnospermophyta); comprises three subdivisions (or classes): Cycadophytina (class Cycadopsida) and Gnetophytina (class Gnetopsida) and Coniferophytina (class Coniferopsida); in some classifications the Coniferophytina are divided into three groups: Pinophytina (class Pinopsida) and Ginkgophytina (class Ginkgopsida) and Taxophytina (class Taxopsida)
• Syn: ↑Gymnospermae, ↑class Gymnospermae, ↑Gymnospermophyta
• Hypernyms: ↑class
• Member Holonyms: ↑Spermatophyta, ↑division Spermatophyta
• Member Meronyms:
↑gymnosperm family, ↑gymnosperm genus, ↑gymnosperm, ↑Gnetopsida, ↑class Gnetopsida, ↑Gnetophytina, ↑subdivision Gnetophytina, ↑Gnetophyta, ↑Cycadopsida, ↑class Cycadopsida, ↑Cycadophytina, ↑subdivision Cycadophytina, ↑Cycadophyta, ↑subdivision Cycadophyta, ↑Pteridospermopsida, ↑class Pteridospermopsida, ↑Coniferopsida, ↑class Coniferopsida, ↑Coniferophytina, ↑subdivision Coniferophytina, ↑Coniferophyta, ↑Ginkgopsida, ↑class Ginkgopsida, ↑Ginkgophytina, ↑class Ginkgophytina, ↑subdivision Ginkgophytina, ↑subdivision Ginkgophyta, ↑gymnospermous tree
Useful english dictionary. 2012.