Origin of epinasty

1875–80; epi- + Greek nast(ós) pressed close + -y3
Related formsep·i·nas·tic, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for epinasty

Historical Examples of epinasty

British Dictionary definitions for epinasty


noun plural -ties
  1. increased growth of the upper surface of a plant part, such as a leaf, resulting in a downward bending of the partCompare hyponasty
Derived Formsepinastic, adjective

Word Origin for epinasty

C19: from epi- + -nasty, from Greek nastos pressed down, from nassein to press
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