lifeless
     adj 1: deprived of life; no longer living; "a lifeless body" [syn:
            {exanimate}]
     2: destitute or having been emptied of life or living beings;
        "after the dance the littered and lifeless ballroom echoed
        hollowly"
     3: lacking animation or excitement or activity; "the party
        being dead we left early"; "it was a lifeless party until
        she arrived" [syn: {dead}]
     4: not having the capacity to support life; "a lifeless planet"
Source: WordNet® 2.0