-mənt noun
( -s )
1.
a. : a legal expulsion from a country
in 1940 his sentence was changed to banishment — Current Biography
b. : exclusion or dismissal, self-imposed or prescribed by some authority, especially from a particular area, group, or class
his banishment from amateur sports
banishment from good society
2. : a casting off : discarding
the banishment of the textbook from the classroom — Theodore Collier