nyctitropic
[nik-ti-
trop
-ik, -
troh
-pik]
/ˌnɪk tɪˈtrɒp ɪk, -ˈtroʊ pɪk/
adjective
,
Botany
1.
tending to assume at or just before nightfall positions unlike those maintained during the day, as the leaves or flowers of certain plants.
Origin
1875-80;
nycti-
+
-tropic
Related forms
nyctitropism
[nik-
ti
-tr
uh
-piz-
uh
m]
/nɪkˈtɪ trəˌpɪz əm/
(
Show IPA
),
noun
British Dictionary definitions for
nyctitropism
nyctitropism
/
nɪkˈtɪtrəˌpɪzəm
/
noun
1.
a tendency of some plant parts to assume positions at night that are different from their daytime positions
Derived Forms
nyctitropic
(
ˌnɪktɪˈtrɒpɪk
)
adjective
Word Origin
C19:
nyct-,
from Greek
nukt-, nux
night +
-tropism