- noun 1. any of a number of genera of flying reptiles of the extinct order Pterosauria, from the Jurassic and Cretaceous periods, having a highly reduced tail and teeth and a birdlike beak.
– noun 1. a ceremonial or liturgical form of prayer consisting of a series of invocations or supplications with responses that are the same for a number in succession. 2. a recitation or recital. 3. a prolonged or tedious account.