/ ˈsɔːti; NAmE ˈsɔːrti/ noun
1.
a flight that is made by an aircraft during military operations; an attack made by soldiers
SYN raid
2.
a short trip away from your home or the place where you are
SYN foray
3.
sortie into sth an effort that you make to do or join sth new
SYN foray :
His first sortie into politics was unsuccessful.
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WORD ORIGIN
late 18th cent.: from French , feminine past participle of sortir go out.