coelenterate

American  

[si-len-tuh-reyt, -ter-it] / sɪˈlɛn təˌreɪt, -tər ɪt /

noun

1. any invertebrate animal of the phylum Coelenterata, including the hydras, jellyfishes, sea anemones, and corals, characterized by a single internal cavity serving for digestion, excretion, and other functions and having tentacles on the oral end.

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adjective

1. belonging or pertaining to the Coelenterata.

coelenterate British  

/ sɪˈlɛntəˌreɪt, -rɪt, ˌsiːlɛnˈtɛrɪk /

noun

1. any invertebrate of the phylum Cnidaria (formerly Coelenterata ), having a saclike body with a single opening (mouth), which occurs in polyp and medusa forms. Coelenterates include the hydra, jellyfishes, sea anemones, and corals

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adjective

1. (loosely) any invertebrate of the phyla Cnidaria or Ctenophora

2. of or relating to coelenterates

coelenterate Scientific  

/ sĭ-lĕn′tə-rĭt /

1. A marine invertebrate of the obsolete phylum Coelenterata, which included the cnidarians

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Other Word Forms

• coelenteric adjective

Etymology

Origin of coelenterate

First recorded in 1870–75; see origin at Coelenterata

Example Sentences

For example, cells in the coelenterate Hydra form them.

From Scientific American • Aug. 28, 2015

The aloofness displayed for each other by members of the marine coelenterate species of Gorgonaceae suggests that mechanisms for preserving individuality must have existed long before the evolution of immunity.

From "The Lives of a Cell" by Lewis Thomas

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