nastic

[ nas-tik ]

adjectiveBotany.
  1. of or showing sufficiently greater cellular force or growth on one side of an axis to change the form or position of the axis.

Origin of nastic

1
1900–10; <Greek nast(ós) pressed close, stamped down, firm (equivalent to nad- stem of nássein to press, squeeze + -tos past participle suffix, with dt>st) + -ic

Other definitions for -nastic (2 of 2)

-nastic

  1. a combining form occurring in adjectives corresponding to nouns ending in -nasty: hyponastic.

Origin of -nastic

2
see origin at nastic

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