Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
dissulto, āre, v. freq. n. [dissilio], to leap apart, to fly in pieces, burst asunder (poet., and in post-Aug. prose): dissultant ripae, Verg. A. 8, 240: tanti crepitus, id. ib. 12, 923: ferrum utrimque, Plin. 37, 4, 15, § 57: Vulcanius ardor, Sil. 9, 607: aquae splendor, darts here and there with tremulous motion, cf. id. 7, 143.