What is the meaning of dulled?

verb

• Make dull in appearance.
  • usage: "Age had dulled the surface"
  • synonyms: dull
• Become dull or lusterless in appearance; lose shine or brightness.
  • usage: "the varnished table top dulled with time"
  • synonyms: dull
• Deaden (a sound or noise), especially by wrapping.
  • synonyms: muffle, mute, dull, damp, dampen, tone down
• Make numb or insensitive.
  • usage: "The shock numbed her senses"
  • synonyms: numb, benumb, blunt, dull
• Make dull or blunt.
  • usage: "Too much cutting dulls the knife's edge"
  • synonyms: dull, blunt
• Become less interesting or attractive.
  • synonyms: pall, dull
• Make less lively or vigorous.
  • usage: "Middle age dulled her appetite for travel"
  • synonyms: dull

adjective

• Having lost or been caused to lose interest because of overexposure.
  • usage: "the mind of the audience is becoming dulled"; "the benumbed intellectual faculties can no longer respond"
  • synonyms: benumbed
• Made dull or blunt.
  • synonyms: blunted
• Deprived of color.
  • usage: "colors dulled by too much sun"; "greyed with the dust of the road"
  • synonyms: greyed