rotatory

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Hydrogen sulfate of the dextro-rotatory isomer of methyl alpha-5 (4,5,6,7-tetrahydro (3,2-c) thienopyridyl) (2-chlorophenyl) - acetate substantially separated from the levo-rotatory isomer.

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Definitions (18)

Toggle American Heritage definitions American Heritage Dictionary (2)

  1. adjective Of, relating to, causing, or characterized by rotation: a rotary muscle.
  2. adjective Occurring or proceeding in alternation or succession.

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Examples (50)

  • He intimates, however, that they were not interesting, and that it was a very good thing for him, mentally and morally, when his term of service expired—or rather when he was removed from office by the operation of that wonderful "rotatory" system which his countrymen had invented for the administration of their affairs. —  The Project Gutenberg eBook of Hawthorne, by Henry James, Junr.
  • Hydrogen sulfate of the dextro-rotatory isomer of methyl alpha-5 (4,5,6,7-tetrahydro (3,2-c) thienopyridyl) (2-chlorophenyl) - acetate substantially separated from the levo-rotatory isomer. —  Patent Baristas
  • Each performer has about eighteen inches of standing room, and on that space must be enacted in hopeless pantomime the intricate evolutions of the quadrille, or the rotatory struggles of the waltz. —  Kate Coventry An Autobiography
  • The properties of the oils vary with their source, and also with the parts of the plant distilled, distillation of the stalks as well as the leaves tending to reduce the specific gravity and borneol content, and increase the proportion of the lćvo-rotatory constituent (lćvo-pinene). —  The Handbook of Soap Manufacture
  • The chemical equation representing the conversion (or inversion) of cane sugar is C12H22O11 + H2O = C6H12O6 C6H12O6 cane sugar water glucose fructose invert sugar Invert sugar is so called because the mixture of glucose and fructose which forms the "invert" is laevo-rotatory, whereas cane sugar is dextro-rotatory to the plane of polarized light. —  Encyclopaedia Britannica, 11th Edition, Volume 4, Part 3 "Brescia" to "Bulgaria"
 

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Etymologies (1)

Toggle Century etymologies Century Dictionary (1)

  1. = French rotatoire, from New Latin *rotatorius, from Latin rotator, a whirler, from rotare, whirl, rotate: see rotate.
 

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/ˈroʊtətəri/
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