Radiata

[rey-dee-ey-tuh, -ah-tuh]
noun Biology.
  1. (in some classification systems) a major grouping that includes more or less radially symmetrical animals, as coelenterates (jellyfish, sea anemones, corals), ctenophores (comb jellies), and echinoderms (starfish, sea urchins, sea cucumbers).

Origin of Radiata

1820–30; < New Latin, noun use of neuter plural of Latin radiātus radiate (adj.)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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