Source : WordNet®

unceasing
     adj 1: continuing forever or indefinitely; "the ageless themes of
            love and revenge"; "eternal truths"; "life
            everlasting"; "hell's perpetual fires"; "the unending
            bliss of heaven" [syn: {ageless}, {eternal}, {everlasting},
             {perpetual}, {unending}]
     2: uninterrupted in time and indefinitely long continuing; "the
        ceaseless thunder of surf"; "in constant pain"; "night and
        day we live with the incessant noise of the city"; "the
        never-ending search for happiness"; "the perpetual
        struggle to maintain standards in a democracy"; "man's
        unceasing warfare with drought and isolation";
        "unremitting demands of hunger" [syn: {ceaseless}, {constant},
         {incessant}, {never-ending}, {perpetual}, {unremitting}]