/ ˌʌnəˈkʌmpənid; NAmE / adjective
1.
( formal ) without a person going together with sb/sth :
No unaccompanied children allowed.
unaccompanied luggage / baggage (= travelling separately from its owner)
2.
( music ) performed without anyone else playing or singing at the same time :
a sonata for unaccompanied violin
3.
( formal ) unaccompanied by sth not together with a particular thing :
Mere words, unaccompanied by any violence, cannot amount to an assault.