Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Any of various plants that move or are believed to move in response to the sun.
  • n. See heliotrope.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The heliotrope; so named because its flowers are supposed to turn toward the sun.
  • n. The sunflower.
  • n. A kind of spurge (Euphorbia helioscopia).
  • n. The euphorbiaceous plant Chrozophora tinctoria.
  • n. A purple dye obtained from Chrozophora tinctoria.
  • n. litmus

from the GNU version of the Collaborative International Dictionary of English

  • n.
  • n. A plant of the genus Heliotropium; heliotrope; -- so named because its flowers are supposed to turn toward the sun.
  • n. The sunflower.
  • n. A kind of spurge (Euphorbia Helioscopia).
  • n. The euphorbiaceous plant Chrozophora tinctoria.
  • n.
  • n. Litmus.
  • n. A purple dye obtained from the plant turnsole. See def. 1 (d).

Etymologies

Middle English turnesole, purple dye obtained from the plant, from Old French tournesol, from Old Italian tornasole, heliotrope : tornare, to turn (from Latin tornāre; see turn) + sole, sun (from Latin sōl; see sāwel- in Indo-European roots).
(American Heritage® Dictionary of the English Language, Fourth Edition)
French tournesol (Wiktionary)

Examples

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Comments

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  • What a lovely word!

    November 29, 2011

  • Sp. girasol, sunflower.

    November 29, 2011