saltation

saltation /sal·ta·tion/ (sal-ta´shun)

1. the action of leaping.

2. the jerky dancing or leaping that sometimes occurs in chorea.

3. saltatory conduction.

4. in genetics, an abrupt variation in species; a mutation.

5. sudden increases or changes in the course of an illness.sal´tatory

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sal·ta·tion (sl-tshn, sôl-)

n.

1. The act of leaping, jumping, or dancing.

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

3. A single mutation that drastically alters the phenotype.

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saltation

[saltā′shən]

Etymology: L, saltare, to dance

a mutation causing a significant difference in appearance between parent and offspring or an abrupt variation in the characteristics of a species. saltatorial, saltatoric, saltatory [sal′tətôr′ē] , adj.

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saltation

1. the action of leaping, as in louping ill or the dancing of porcine myotonia congenita.

2. conduction along myelinated nerves.

3. in genetics, an abrupt variation in species; a mutation.