seismonastyn.
/ˈsʌɪzməʊnasti/ Botany.
A nastic movement made in response to a mechanical shock.
ΘΚΠ
the world > plants > part of plant > growth, movement, or curvature of parts > [noun] > nastic movement
nyctinastism1906
seismonasty1912
nasty1924
nyctinasty1936
thermonasty1936
1912 W. H. Lang tr. Strasburger's Text-bk. Bot. (ed. 4) 323 (heading) Seismonasty.
1951 M. Abercrombie et al. Dict. Biol. 150 Nastic movements are classified according to nature of stimulus, e.g. photonasty, response to alteration in light intensity, thermonasty, response to alteration in heat intensity, seismonasty, response to shock.
1965 P. Bell & D. Coombe tr. Strasburger's Textbk. Bot. (new ed.) 382 A whole series of plants displays movements of this kind after touching, a phenomenon termed seismonasty.
Derivatives
seismoˈnastic adj. of or pertaining to a movement of this kind.
ΘΚΠ
the world > plants > part of plant > growth, movement, or curvature of parts > [adjective] > nastic
nastic1906
nyctinastic1906
seismonastic1912
thermonastic1936
1912 W. H. Lang tr. Strasburger's Text-bk. Bot. (ed. 4) 323 Every disturbance resulting from a mechanical shock acts as a stimulus... These movements are termed seismonastic.
1965 P. Bell & D. Coombe tr. Strasburger's Textbk. Bot. (new ed.) 383 Many petals, stamens and stigmata show seismonastic reactions.
This entry has not yet been fully updated (first published 1986; most recently modified version published online June 2018).
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n.1912