Dull



GRE Barron TOEFL 考研

解释

GRE 红宝书

• adj. 不鲜明的;迟钝的; v.变迟钝
• ［英］ adj. 不鲜明的 ( not bright) ;

Webster Collegiate

I. adjective

• Etymology: Middle English dul; akin to Old English dol foolish, Old Irish dall blind
• Date: 13th century
• 1. mentally slow ; stupid
• 2.
  • a. slow in perception or sensibility ; insensible <somewhat dull of hearing>
  • b. lacking zest or vivacity ; listless <a dull performance>
• 3. slow in action ; sluggish
• 4.
  • a. lacking in force, intensity, or sharpness <a dull ache>
  • b. not resonant or ringing <a dull booming sound>
• 5. lacking sharpness of edge or point <a dull knife>
• 6. lacking brilliance or luster <a dull finish>
• 7. of a color low in saturation and low in lightness
• 8. cloudy <dull weather>
• 9. tedious, uninteresting <dull lectures>
• ? dullness also dulness noun
• ? dully adverb
• Synonyms:
  • dull, blunt, obtuse mean not sharp, keen, or acute. dull suggests a lack or loss of keenness, zest, or pungency <a dull pain><a dull mind>. blunt suggests an inherent lack of sharpness or quickness of feeling or perception<a person of blunt sensibility>. obtuse implies such bluntness as makes one insensitive in perception or imagination<too obtuse to take the hint>.
• Synonym: see in addition stupid.

II. verb

• Date: 13th century
• transitive verb
  • to make dull <dull a knife's edge>
• intransitive verb
  • to become dull

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