WordWeb Online

1. Lacking companions or companionship
   "the lone skier on the mountain";
   - alone, lonely, solitary
    
2. Characterized by or preferring solitude
   "a lone wolf";
   - lonely, solitary
    
3. Being the only one; single and isolated from others
   "the lone doctor in the entire county";
   - lonesome, only, sole, solitary

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See also: single, unaccompanied, unsocial

Encyclopedia: Lone, Kentucky