curtain
noun
cur·tain
| \ ˈkər-tᵊn
\
\
Definition of curtain
(Entry 1 of 2)
1
: a hanging screen usually capable of being drawn back or up
especially
: window drapery
2
: a device or agency that conceals or acts as a barrier — compare iron curtain
3a
: the part of a bastioned front that connects two neighboring bastions
b(1)
: a similar stretch of plain wall
(2)
: a nonbearing exterior wall
4a
: the movable screen separating the stage from the auditorium of a theater
b
: the ascent or opening (as at the beginning of a play) of a stage curtain
also
: its descent or closing (as at the end of an act)
c
: the final situation, line, or scene of an act or play
d
: the time at which a theatrical performance begins