nastic

From German nastisch from epinastisch, coined c.1854 by German botanist Karl Friedrich Schimper, from Ancient Greek ναστός (nastós, “pressed together”), from νάσσω (nássō, “to press, cram full”).

• IPA^(key): /ˈnæstɪk/
• Rhymes: -æstɪk

nastic (not comparable)

1. (botany) Relating to the response of a plant to a stimulus that does not depend on the location of the stimulus.

   Coordinate terms: taxic, tropic

   Many flowers close themselves at night. This nastic movement is in response to the brightness of the sky.

• “epinasty”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.
• “nastic”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.
• “nastic”, in OED Online ⁠, Oxford: Oxford University Press, launched 2000.

• actins, antics, cans it, castin', natsci