n.
Pronunciation: ' r ō l- ˌ bak
Function: noun
Date: 1937
: the act or an instance of rolling back <a government-ordered rollback of gasoline prices>
n.
Pronunciation: ' r ō l- ˌ bak
Function: noun
Date: 1937
: the act or an instance of rolling back <a government-ordered rollback of gasoline prices>
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012