What is the meaning of desolate?

verb

• Leave someone who needs or counts on you; leave in the lurch.
  • usage: "The mother deserted her children"
  • synonyms: abandon, forsake, desert
• Reduce in population.
  • usage: "The epidemic depopulated the countryside"
  • synonyms: depopulate
• Cause extensive destruction or ruin utterly.
  • usage: "The enemy lay waste to the countryside after the invasion"
  • synonyms: lay waste to, waste, devastate, ravage, scourge

adjective

• Providing no shelter or sustenance.
  • usage: "bare rocky hills"; "barren lands"; "the bleak treeless regions of the high Andes"; "the desolate surface of the moon"; "a stark landscape"
  • synonyms: bare, barren, bleak, stark
• Crushed by grief.
  • usage: "depressed and desolate of soul"; "a low desolate wail"