Quick definitions from WordNet (desolate)
▸ verb: reduce in population
▸ verb: leave someone who needs or counts on you; leave in the lurch
▸ verb: devastate or ravage
▸ adjective: crushed by grief ("Depressed and desolate of soul")
▸ adjective: pitiable in circumstances especially through abandonment ("Desolate and despairing")
▸ adjective: made uninhabitable
▸ adjective: providing no shelter or sustenance ("The desolate surface of the moon")
▸ Also see desolate
▸ verb: reduce in population
▸ verb: leave someone who needs or counts on you; leave in the lurch
▸ verb: devastate or ravage
▸ adjective: crushed by grief ("Depressed and desolate of soul")
▸ adjective: pitiable in circumstances especially through abandonment ("Desolate and despairing")
▸ adjective: made uninhabitable
▸ adjective: providing no shelter or sustenance ("The desolate surface of the moon")
▸ Also see desolate