Meaning of Lifeless dull
Unknown / অজানা / अज्ञात
not endowed with life; having no life; inanimate: lifeless matter.
destitute of living things: a lifeless planet.
deprived of life; dead: a battlefield strewn with lifeless bodies.
without animation, liveliness, or spirit; dull; colorless; torpid: a lifeless performance of a play.
insensible, as a person who has fainted.