1. (n.) The condition of being lonely; solitude; seclusion\.

2. (n.) The state of being unfrequented by human beings; as, the loneliness of a road.

3. (n.) Love of retirement; disposition to solitude.

4. (n.) A feeling of depression resulting from being alone.

alienation aloneness aloofness celibacy detachment isolation keeping apart loneness lonesomeness moving apart privacy seclusion separateness sequestration single blessedness singleness solitariness solitude splendid isolation withdrawal