- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
busy
-
employment
-
joker
-
accelerando
-
penalty kick
-
phasis
-
concealing
-
spurs
-
toss off
-
manda
- Hide translation
tropism
tropism /ˈtroʊpɪzəm/
noun
-
An involuntary orienting response; positive or negative reaction to a stimulus source
(
tropism
)
an involuntary orienting response; positive or negative reaction to a stimulus source