English Dictionary |
CLASS CYCADOPSIDA
Pronunciation (US): | (GB): |
Dictionary entry overview: What does class Cycadopsida mean?
• CLASS CYCADOPSIDA (noun)
The noun CLASS CYCADOPSIDA has 1 sense:
1. palmlike gymnosperms: includes the surviving order Cycadales and several extinct orders; possibly not a natural group; in some systems considered a class (Cycadopsida) and in others a subdivision (Cycadophytina or Cycadophyta)
Familiarity information: CLASS CYCADOPSIDA used as a noun is very rare.
Dictionary entry details
Sense 1
Meaning:
Palmlike gymnosperms: includes the surviving order Cycadales and several extinct orders; possibly not a natural group; in some systems considered a class (Cycadopsida) and in others a subdivision (Cycadophytina or Cycadophyta)
Classified under:
Nouns denoting plants
Synonyms:
class Cycadopsida; Cycadophyta; Cycadophytina; Cycadopsida; subdivision Cycadophyta; subdivision Cycadophytina
Hypernyms ("class Cycadopsida" is a kind of...):
class ((biology) a taxonomic group containing one or more orders)
Meronyms (members of "class Cycadopsida"):
Cycadales; order Cycadales (primitive tropical gymnosperms abundant in the Mesozoic, now reduced to a few scattered tropical forms)
Bennettitales; order Bennettitales (fossil gymnospermous plants of the Carboniferous)
Holonyms ("class Cycadopsida" is a member of...):
class Gymnospermae; division Gymnospermophyta; Gymnospermae; Gymnospermophyta (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))
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