coelenterateadj.n.

1858 G. Ogilvie Master-builder's Plan vii. 130 Of the increasing complexity of organisation, as we rise from the Cœlenterate to the Vertebrate type, we have an illustration in the multiplication of the internal cavities of the body.

1870 H. Spencer Princ. Psychol. (ed. 2) I. v. iii. 522 Among the higher cœlenterate creatures.

a1933 J. A. Thomson Biol. for Everyman (1934) I. v. 81 There is no body-cavity (or coelom) such as we find in almost all animals above the Coelenterate level.

1961 J. Stubblefield Davies's Introd. Palaeontol. (ed. 3) ix. 213 The other Coelenterate Class, Anthozoa, includes polyps of the more complex, sea-anemone type.

1985 Symp. Soc. Exper. Biol. 39 352 Aequorin and other coelenterate photoproteins can be luminesced and recharged repeatedly.

2002 K. J. Knoop et al. Atlas Emergency Med. (ed. 2) xvi. 546 Coelenterate stings often produce a telltale linear pattern corresponding with the shape of the tentacles.

1873 Proc. Amer. Philos. Soc. 1871–2 12 241 We have it [sc. complex repetition] centrifugally almost perfect in a Cœlenterate (Actinia).

1907 Science 11 Oct. 460/2 The following types, or their equivalents, should be studied: (a) a protozoon (a ciliate and ameba); (b) a celenterate (hydroid, hydra or sea-anemone); [etc.].

1944 Q. Rev. Biol. 19 232/2 The mechanism of polar capsule formation offered many analogies with that which has been observed by Bedot in the nematoblasts of certain coelenterates.

1974 A. Silverstein Biol. Sci. 178/2 Obelia, a typical colonial coelenterate, has a number of specialized feeding polyps and reproductive polyps, growing in a branchlike arrangement.

2002 Sport Fishing Sept.–Oct. 58/1 Of nearly 9,000 species of coelenterates, 100 or so produce stings toxic to humans.