noun 1.Botany. a prostrate stem, at or just below the surface of the ground, that produces new plants from buds at its tips or nodes.
2.Zoology. a rootlike extension of the body wall in a compound organism, as a bryozoan, usually giving rise to new members by budding.
Origin:
1595–1605; < Latin stolōn- (stem of stolō) branch, shoot, twig
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