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nyctinastic

Pronunciation: /ˌnɪktɪˈnastɪk/

Definition of nyctinastic

adjective

Botany
  • (of the periodic movement of flowers or leaves) caused by nightly changes in light intensity or temperature.

Derivatives

nyctinasty

Pronunciation: /ˈnɪktɪˌnasti/

noun

Origin:

early 20th century: from Greek nux, nukt- 'night' + nastos 'pressed' + -ic

nyctinastic in other Oxford dictionaries

Definition of nyctinastic in the US English dictionary

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