statolith
noun Etymology: International Scientific Vocabulary Date: 1900 1. any of the usually calcareous bodies suspended in a statocyst 2. any of various starch grains or other solid bodies in the plant cytoplasm that are held to be responsible by changes in their position for changes in orientation of a part or organ

New Collegiate Dictionary. 2001.

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  • Statolith — (Otolith, Hörstein), s. Gehör (der Tiere), Gleichgewichtssinn, S. 20, und Pflanzenbewegungen, S. 720 …   Meyers Großes Konversations-Lexikon

  • Statolith — Statolith, als Schwerekörper von höherem spezifischem Gewicht als dem der umgebenden Flüssigkeit in Schweresinnesorganen, den ⇒ Statocysten der Wirbellosen und den ⇒ Statolithenorganen der Wirbeltiere wirkender Körper, z.B. Sandkörnchen in den… …   Deutsch wörterbuch der biologie

  • statolith — [stat′əlith΄] n. [< Gr statos, standing (see STATOCYST) + LITH] 1. Bot. any of the small, freely moving concretions, often a starch grain, found in statocysts 2. Zool. OTOLITH (sense 2) statolithic adj …   English World dictionary

  • Statolith — Statoliths are a specialized form of amyloplasts involved in gravity perception by plants.These specialized amyloplasts are denser than the cytoplasm and can sediment according to the gravity vector. They are found in a special subset of cells of …   Wikipedia

  • Statolith — Otolithen eines Adlerfischs (von oben nach unten: Maßstab in mm, Innenseite, Außenseite) …   Deutsch Wikipedia

  • statolith — one of the the large ear stones of all fishes composed of calcium carbonate as aragonite …   Dictionary of ichthyology

  • statolith — n. [Gr. statos, fixed; lithos, stone] A movable concretion of granules of sand, lime, diatom shells, or quartz grains contained in a statocyst, that functions in equilibrium; lithite …   Dictionary of invertebrate zoology

  • statolith — (1) Bot. A type of amyloplast found in root tip cells of higher plants. It can sediment within the cell under the influence of gravity, and is thought to be involved in the detection of gravity in geotropism. (2) Zool. A sand grain or a structure …   Dictionary of molecular biology

  • statolith — statolithic, adj. /stat l ith/, n. 1. Zool. any of the granules of lime, sand, etc., contained within a statocyst. 2. Bot. an inclusion, as a starch grain, that by a change in position within the cells of an organ or part is assumed to cause a… …   Universalium

  • statolith — noun A specialized form of amyloplast involved in graviperception by plant roots and most invertebrates. Syn: otolith …   Wiktionary

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