#1 saltation n. (geology) the leaping movement of sand or soil particles as they are transported in a fluid medium over an uneven surface. wn
#2 saltation n. (genetics) a mutation that drastically changes the phenotype of an organism or species. wn
#3 saltation n. [leap, jump] an abrupt transition; "a successful leap from college to the major leagues". wn
#4 saltation n. [dancing, dance, terpsichore] taking a series of rhythmical steps (and movements) in time to music. wn
#5 saltation n. [leap, leaping, spring, bound, bounce] a light, self-propelled movement upwards or forwards. wn
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