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adj. lone·li·er, lone·li·est
a. Dejected by the awareness of being alone. See Synonyms at alone.
b. Producing such dejection: the loneliest night of the week.
2. Without others of a similar kind; lone; solitary: "a lonely band of lawyers up against the might of the American legal establishment" (Nick Kotz).
3. Unfrequented by people; desolate: a lonely crossroads.
in a lonely manner