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diaphototropism

British  
/ ˌdaɪəfəʊtəʊˈtrəʊpɪzəm, ˌdaɪəfəʊtəʊˈtrɒpɪk /

noun

  1. growth of a plant or plant part in a direction transverse to that of the light

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • diaphototropic adjective

Etymology

Origin of diaphototropism

C20: from Greek, from dia- + phototropic