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Meaning of cystidean | Babel Free

Noun CEFR B2

Definitions

  1. Any of the †Cystidea, a class of extinct echinoderms, now known as the †Cystoidea.
    obsolete
  2. A stage in the development of many crinoids after the free-swimming larva attaches to a surface, but before it develops the structures necessary to feed.

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
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See also

cystidium cystignathid cystine cystine knot cystinosin cystinosis

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