- a combining form with the meaning “nastic pressure,” of the kind or in the direction specified by the initial element: hyponasty.
Origin of -nasty
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- indicating a nastic movement to a certain stimulusnyctinasty
Word Origin for -nasty
from Greek nastos pressed down, close-pressed
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