tending to assume at or just before nightfall positions unlike those maintained during the day, as the leaves or flowers of certain plants.
- nyc·tit·ro·pism [nik-ti-truh-piz-uhm], /nɪkˈtɪ trəˌpɪz əm/, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use nyctitropic in a sentence
One species of Phyllanthus takes up in sunshine the nyctitropic attitude of another species.More Letters of Charles Darwin Volume II | Charles Darwin
Both the petiole, and the terminal leaflet of this plant exhibit very marked nyctitropic movement.
The obscurities in the nyctitropic movement of plants arises from the presence of numerous complicating factors.
The description of this nyctitropic Recorder will be given in the next paper.
The nyctitropic movement of plants affords another example of daily periodicity.Life Movements in Plants | Sir Jagadis Chunder Bose