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1.
a. Devoid of inhabitants; deserted: "streets which were usually so thronged now grown desolate" (Daniel Defoe).
b. Barren; lifeless: the rocky, desolate surface of the moon.
2. Rendered unfit for habitation or use: the desolate cities of war-torn Europe.
3. Dreary; dismal.
4. Bereft of friends or hope; sad and forlorn. See Synonyms at sad.
What is desolate?