a dancing, hopping, or leaping movement.
an abrupt movement or transition.
Geology. intermittent, leaping movement of particles of sand or gravel, as from the force of wind or running water.

a sudden discontinuity in a line of descent.
a mutation.

(biology) an abrupt variation in the appearance of an organism, species, etc, usually caused by genetic mutation
(geology) the leaping movement of sand or soil particles carried in water or by the wind
a sudden abrupt movement or transition

saltation sal·ta·tion (sāl-tā’shən, sôl-)

The act of leaping, jumping, or dancing.

Discontinuous movement, transition, or development; advancement by leaps as of a disease or physiologic function.

A single mutation that drastically alters the phenotype.

(sāl-tā’shən, sôl-)
A single mutation that drastically alters the phenotype.


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  • Saltationism

    [sal-tey-shuh-niz-uh m] /sælˈteɪ ʃəˌnɪz əm/ noun, Biology. 1. any of several theories holding that the evolution of species proceeds in major steps by the abrupt transformation of an ancestral species into a descendant species of a different type, rather than by the gradual accumulation of small changes.

  • Saltato

    adjective 1. (of a performance with a stringed instrument) playing each note staccato by bouncing the bow on the strings. adverb 2. in a saltando manner.

  • Saltatorial

    adjective 1. pertaining to saltation. 2. Zoology. characterized by or adapted for leaping. adjective 1. (biology) specialized for or characterized by jumping: the saltatorial legs of a grasshopper 2. of or relating to saltation

  • Saltatory

    adjective 1. pertaining to or adapted for saltation. 2. proceeding by abrupt movements. saltatory sal·ta·to·ry (sāl’tə-tôr’ē, sôl’-) adj. Of, relating to, or adapted for leaping or dancing. Proceeding by leaps rather than by smooth, gradual transitions.

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