saltation

(noun) (geology) the leaping movement of sand or soil particles as they are transported in a fluid medium over an uneven surface.

(noun) (genetics) a mutation that drastically changes the phenotype of an organism or species.

(noun) an abrupt transition. Synonyms: leap, jump. Examples: "A successful leap from college to the major leagues."

(noun) taking a series of rhythmical steps (and movements) in time to music. Synonyms: dancing, dance, terpsichore.

(noun) a light, self-propelled movement upwards or forwards. Synonyms: leap, leaping, spring, bound, bounce.