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Phonetics
/dəl/
/dʌl/
verb
To render dull; to remove or blunt an edge or something that was sharp.
Example: Years of misuse have dulled the tools.To soften, moderate or blunt; to make dull, stupid, or sluggish; to stupefy.
Example: He drinks to dull the pain.To lose a sharp edge; to become dull.
Example: A razor will dull with use.To render dim or obscure; to sully; to tarnish.
adjective
Lacking the ability to cut easily; not sharp.
Example: All these knives are dull.Boring; not exciting or interesting.
Example: He sat through the dull lecture and barely stayed awake.Not shiny; having a matte finish or no particular luster or brightness.
Example: Choose a dull finish to hide fingerprints.Not bright or intelligent; stupid; having slow understanding.
Sluggish, listless.
Cloudy, overcast.
Example: It's a dull day.Insensible; unfeeling.
Heavy; lifeless; inert.
(of pain etc) Not intense; felt indistinctly or only slightly.
Example: Pressing on the bruise produces a dull pain.(of a noise or sound) Not clear, muffled.