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[ UK /dˈʌl/ ]
[ US /ˈdəɫ/ ]
ADJECTIVE
  1. not clear and resonant; sounding as if striking with or against something relatively soft
    thudding bullets
    the dull thud
  2. (of business) not active or brisk
    a sluggish market
    business is dull (or slow)
  3. being or made softer or less loud or clear
    the dull boom of distant breaking waves
    muted trumpets
    muffled drums
    muted trumpets
    the muffled noises of the street
  4. lacking in liveliness or animation
    fell back into one of her dull moods
    a dull political campaign
    he was so dull at parties
    a large dull impassive man
    dull days with nothing to do
    how dull and dreary the world is
  5. blunted in responsiveness or sensibility
    so exhausted she was dull to what went on about her
    a dull gaze
  6. not keenly felt
    a dull throbbing
    dull pain
  7. (of color) very low in saturation; highly diluted
    dull greens and blues
  8. not having a sharp edge or point
    the knife was too dull to be of any use
  9. emitting or reflecting very little light
    dull silver badly in need of a polish
    a dull sky
    a dull sky
    a dull glow
  10. so lacking in interest as to cause mental weariness
    a dull play
    tedious days on the train
    the tiresome chirping of a cricket
    his competent but dull performance
    other people's dreams are dreadfully wearisome
    a ho-hum speaker who couldn't capture their attention
    the deadening effect of some routine tasks
    what an irksome task the writing of long letters is
    a boring evening with uninteresting people
  11. darkened with overcast
    the sky was leaden and thick
    a dark day
    a dull sky
    a dark day
    a dull sky
  12. slow to learn or understand; lacking intellectual acuity
    dumb officials make some really dumb decisions
    worked with the slow students
    he was either normally stupid or being deliberately obtuse
    although dull at classical learning, at mathematics he was uncommonly quick
    never met anyone quite so dim
    so dense he never understands anything I say to him
VERB
  1. make dull in appearance
    Age had dulled the surface
  2. make dull or blunt
    Too much cutting dulls the knife's edge
  3. become less interesting or attractive
  4. deaden (a sound or noise), especially by wrapping
  5. make numb or insensitive
    The shock numbed her senses
  6. make less lively or vigorous
    Middle age dulled her appetite for travel
  7. become dull or lusterless in appearance; lose shine or brightness
    the varnished table top dulled with time

How To Use dull In A Sentence

  • Simply smooth a little on your face at night, lie back and say goodbye to dull and lifeless skin. The Sun
  • If you think of a piece of hair as a pencil, the medulla is the graphite, the cortex is the wood, and the paint on the outside is the cuticle. The Tenth Circle
  • For the viewer or the reader, this can be a pleasant experience, a feeling of ease, without boredom or dullness.
  • Thank you for making learning not a dull thing but a great joy.
  • Threadbare patches in her fur and mane shone dull against the her tawny pelt.
  • `The knife severed the spinal cord just where it enters the medulla. WITHOUT REMORSE
  • I never kept a diary when I was growing up but I did receive them as Christmas presents and loved the idea of documenting my daily and dull doings.
  • Instead, his dull eyes flicked disinterestedly from ice house to ice house, noting the plume of smoke drifting from each.
  • If you thought weather systems were dull, this is the man to set you right. Times, Sunday Times
  • In addition to the unique single vascular system, these new specimens exhibit a distinct six ridged external shape, and an integumentary morphology shared by no other medullosan ovules.
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