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{%type%} Definitions

WordNet 3.0Copyright Princeton University
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n. - An orienting response to light.

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Usage examples (9)
  • Where the specific stimulus is light, the phenomenon is phototropism ( "light-turning" G).
  • Make sure you look at the movies for morning glories twining, and corn seedling phototropism.
  • Maybe there's some phototropism in there as well they seem to be moving to the shadow at the top?
  • It's not a phototropism, but a "sun" tropism following the position of the sun.
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We give special thanks to our LearnThat volunteers, as well as Princeton University and Wiktionary for their Open Source word data. We're also grateful for the support given by Google, Wordnik.com, Dictionary.com, Stands4.com and YouTube, OEDILF.com, Kylescholz.com, Best-Practice.com, Forvo.com, as well as the generous Creative Commons community.