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Heliotrope vs Tropein - What's the difference?

heliotrope | tropein |

As nouns the difference between heliotrope and tropein

is that heliotrope is heliotrope (all senses) while tropein is (organic chemistry) any of several mydriatic alkaloids, esters of tropine, extracted from heliotrope.

heliotrope

Noun

  • (botany) A plant that turns so that it faces the sun.
  • (botany) Particularly, a purple-flowered plant of the species .
  • * 1870, Benjamin Disraeli, Lothair
  • As they entered now, it seemed a blaze of roses and carnations, though one recognized in a moment the presence of the lily, the heliotrope, and the stock.
  • A light purple or violet colour.
  • * 2006, Thomas Pynchon, Against the Day , page 623
  • "...the face of Dr. Willi Dingkopf, framed by a haircut in violation of more than one law of physics, and a vivid necktie in fuchsia, heliotrope, and duck green..."
  • The fragrance of heliotrope flowers.
  • * 1881, Henry James, The Portrait of a Lady
  • ... he had always smelt so much more of heliotrope than of gunpowder.
  • * 1906 , O. Henry,
  • Ransacking the drawers of the dresser he came upon a discarded, tiny, ragged handkerchief. He pressed it to his face. It was racy and insolent with heliotrope ; [...]
  • (mineral) A bloodstone (a variety of quartz).
  • (surveying) An instrument, employed in triangulation, that uses a mirror to reflect sunlight toward another, very distant, surveyor.
  • Synonyms

    * (rock) bloodstone

    Adjective

    (en adjective)
  • Light purple or violet.
  • * 1904, Jerome K. Jerome, Tommy and Co.
  • Lady in a heliotrope dress with a lace collar, three flounces on the skirt?
  • * 1917, Zane Grey, Wildfire
  • And following that was a tortuous passage through a weird region of clay dunes, blue and violet and heliotrope and lavender, all worn smooth by rain and wind.
  • Keeping one’s face turned toward the sun.
  • * 1851, Herman Melville, Moby Dick
  • while still as on the night before, slouched Ahab stood fixed within his scuttle; his hid, heliotrope glance anticipatingly gone backward on its dial; sat due eastward for the earliest sun.

    Derived terms

    * (colour) heliotrope cyanosis

    Derived terms

    * winter heliotrope

    See also

    *

    tropein

    English

    Noun

    (en noun)
  • (organic chemistry) Any of several mydriatic alkaloids, esters of tropine, extracted from heliotrope
  • Anagrams

    *