dead

/ˈded/

Middle English deed, from Old English dēad; akin to Old Norse dauthr dead, deyja to die, Old High German tōt dead

adjective

  1. deprived of life : no longer alive

  2. having the appearance of death : deathly

  3. lacking power to move, feel, or respond : numb

a dead tree

dead defunct deceased departed late mean devoid of life. dead applies literally to what is deprived of vital force but is used figuratively of anything that has lost any attribute (such as energy, activity, radiance) suggesting life. defunct stresses cessation of active existence or operation.

noun

  1. someone who is no longer alive : one that is dead —usually used collectively

  2. the state of being dead

  3. the time of greatest quiet

adverb

  1. absolutely, utterly

  2. suddenly and completely

  3. directly

dead certain