ob·tuse /ɑbˈtus, əb, ˈtjus/
 (a.)鈍的,不尖的,圓頭的


 ob·tuse /ɑbˈt(j)us, əb-/ 形容詞
 鈍頭(的),鈍形的,遲鈍的(智力)


 Ob·tuse a. [Compar. Obtuser superl. Obtusest.]
 1. Not pointed or acute; blunt; -- applied esp. to angles greater than a right angle, or containing more than ninety degrees.
 2. Not having acute sensibility or perceptions; not alert, especially to the feelings of others; dull; stupid; as, obtuse senses.
 3. Dull; deadened; as, obtuse sound.

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 obtuse
      adj 1: of an angle; between 90 and 180 degrees [ant: acute]
      2: of a leaf shape; rounded at the apex
      3: lacking in insight or discernment; "too obtuse to grasp the
         implications of his behavior"; "a purblind oligarchy that
         flatly refused to see that history was condemning it to
         the dustbin"- Jasper Griffin [syn: purblind]
      4: slow to learn or understand; lacking intellectual acuity;
         "so dense he never understands anything I say to him";
         "never met anyone quite so dim"; "although dull at
         classical learning, at mathematics he was uncommonly
         quick"- Thackeray; "dumb officials make some really dumb
         decisions"; "he was either normally stupid or being
         deliberately obtuse"; "worked with the slow students"
         [syn: dense, dim, dull, dumb, slow]