Truce (5-4)
There are a few possibilities for this:
cease-fire
'truce' is the definition.
(I know that truce can be written as armistice)
This is the entire clue.
(Other definitions for armistice that I've seen before include "Agreement during war to suspend fighting" , "let-up from war" , "Fire is prevented by this" , "harbinger of peace?" , "End of hostilities" .)
'truce' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for ceasefire that I've seen before include "Break in fighting" , "Truce" .)
'truce' is the definition.
(I know that truce can be written as cease-fire)
This is all the clue.
(Other definitions for cease-fire that I've seen before include "Suspension of fighting" , "Temporary halt in fighting" , "Period of truce" , "Armistice" , "A truce arrived at in fierce sea" .)