lone

Short definition from Wiktionary

Adjective

1. 1
   Solitary; having no companion.
2. 2
   Isolated or lonely; lacking companionship.
3. 3
   Sole; being the only one of a type.
4. 4
   Situated by itself or by oneself, with no neighbours.
5. 5
   Unfrequented by human beings; solitary.
6. 6
   Single; unmarried, or in widowhood.
7. 7
   Not divided into multiple districts.