Definition of lifeless adjective from the Oxford Advanced Learner's Dictionary



    BrE BrE//ˈlaɪfləs//
    ; NAmE NAmE//ˈlaɪfləs//
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  1. 1(formal) dead or appearing to be dead synonym inanimate He knelt beside her lifeless body.
  2. 2not living; not having living things growing on or in it lifeless machines a lifeless planet
  3. 3dull; lacking the qualities that make something/somebody interesting and full of life synonym lacklustre his lifeless performance on stage Her hair was lifeless and uncombed.
  4. Word OriginOld English līflēas (see life, -less).Extra examples She lay lifeless in the snow. She lay there, apparently lifeless. The acting was dull and rather lifeless. a time when they earth was completely lifeless his/​her lifeless body/​form/​eyes/​hand
See the Oxford Advanced American Dictionary entry: lifeless