sau·ro·pod  (sôr'ə-pŏd')  n. Any of various large semiaquatic saurischian dinosaurs of the suborder Sauropoda, of the Jurassic and Cretaceous periods. adj. Of or relating to the suborder Sauropoda. [From New Latin Sauropoda, suborder name : Greek sauros, lizard + New Latin -poda, -pod.] sau·rop'o·dous (sô-rŏp'ə-dəs) adj. |