Lacking the company of others
At Sodankyla rain or snowfall was often unaccompanied by change of sign in the potential.
unaccompanied, penetrated inland as far as Harrar.
This was not unaccompanied with dangers.
Their idolatry (polytheistic) was unaccompanied by human sacrifice.
Arctic observers, both Danish and British, have repeatedly reported displays of aurora unaccompanied by any special magnetic disturbance.