solitary,
adj

1. following or enjoying a life of solitude a solitary disposition
2. without companions; sole: a solitary passerby.
3. lonely; a person who lives alone, in seclusion; hermit; recluse
4. avoiding the society of others: a solitary existence.
5. (animals) not living in organized colonies; growing singly
6. by itself; singular: one solitary house.

7. characterized by solitude; secluded: a solitary cabin in the woods.