Cestidae n 1: coextensive with the order Cestida; ctenophores having a greatly flattened and elongated body [syn: {Cestidae}, {family Cestidae}]
Cestidae \Cestidae\ n. A family of invertebrates coextensive with the order {Cestida}; ctenophores having a greatly flattened and elongated body. Syn: family {Cestidae}. [WordNet 1.5]