n.
Pronunciation: j ē - ' ä-tr ə - ˌ pi-z ə m
Function: noun
Etymology: International Scientific Vocabulary
Date: 1875
: a tropism (as of plant roots) in which gravity is the orienting factor
n.
Pronunciation: j ē - ' ä-tr ə - ˌ pi-z ə m
Function: noun
Etymology: International Scientific Vocabulary
Date: 1875
: a tropism (as of plant roots) in which gravity is the orienting factor
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012