- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
rabbit food
-
disbursement
-
spite
-
law
-
finn
-
cancelled
-
embroider
-
owner
-
dew
-
hunt
- 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