| AMPHICOELOUS | • amphicoelous adj. (Zoology, of vertebrae) Having both ends concave; biconcave. • AMPHICOELOUS adj. of the vertebrae of most fishes and some amphibians, concave at the anterior and posterior ends. |
| BLASTOCOELES | • blastocoeles n. Plural of blastocoele. • BLASTOCOELE n. the cavity inside a blastula, also BLASTOCOEL. |
| BLASTOCOELIC | • blastocoelic adj. Relating to a blastocoel. • BLASTOCOELIC adj. of or like a blastocoel. |
| COELACANTHIC | • COELACANTHIC adj. (jocular) old but worth keeping. |
| COELENTERATE | • coelenterate n. (Zoology, dated) Any simple aquatic animal formerly considered to belong to the phylum Coelenterata… • COELENTERATE n. a classification of animals that includes sea anemones, hydra, jellyfish, and coral. |
| COELENTERONS | • coelenterons n. Plural of coelenteron. • COELENTERON n. a coelenterate's saclike body cavity. |
| COELUROSAURS | • coelurosaurs n. Plural of coelurosaur. • COELUROSAUR n. a bipedal carnivorous dinosaur of the Triassic and Cretaceous periods. |
| ENTEROCOELES | • enterocoeles n. Plural of enterocoele. • ENTEROCOELE n. a coelom originating by outgrowth from the archenteron, also ENTEROCOEL. |
| ENTEROCOELIC | • enterocoelic adj. Relating to an enterocoel or to enterocoely. • ENTEROCOELIC adj. of or like an enterocoele. |
| PSEUDOCOELOM | • pseudocoelom n. Synonym of pseudocoel. |
| RHABDOCOELES | • RHABDOCOELE n. a turbellarian worm with an unbranched intestine. |
| RHYNCHOCOELS | • rhynchocoels n. Plural of rhynchocoel. • RHYNCHOCOEL n. the cavity in which the proboscis of a nemertine lies. |
| VISCOELASTIC | • viscoelastic adj. Viscous and elastic. • viscoelastic n. Such a material. • VISCOELASTIC adj. having appreciable and conjoint viscous and elastic properties. |