nyctinasty
/ (ˈnɪktɪˌnæstɪ) /
noun
botany a nastic movement, such as the closing of petals, that occurs in response to the alternation of day and night
Origin of nyctinasty
1C20: from Greek nukt-, nux night + -nasty
Derived forms of nyctinasty
- nyctinastic, adjective
Words Nearby nyctinasty
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
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