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obtuse SimpleWikiWiktionaryGoogle検索CollinsCambridgeLongmanLongman英和Learners 【 63301 】 【意味】 "[形容詞] slow to learn or understand; lacking intellectual acuity [例] so dense he never understands anything I say to him [例] never met anyone quite so dim [例] although dull at classical learning, at mathematics he was uncommonly quick- Thackeray [例] dumb officials make some really dumb decisions [例] he was either normally stupid or being deliberately obtuse [例] worked with the slow students [例] He was obtuse about the situation. [例] The obtuse lawyer could not understand the plain meaning of the contract. [例] He was a very obtuse person. [意味] 鈍い, 鈍感な, 愚鈍な, 鈍の, 愚鈍の, 遅鈍の, 鈍くさい, 馬鹿な ; [同義語] dull, dense, slow, dim, dumb ; [類似語] stupid ; [派生] mental retardation, obtuseness, backwardness, dullness, slow-wittedness, dumbness, ineptitude, slowness ; [同義語群] 00440579-a [形容詞] lacking in insight or discernment [例] too obtuse to grasp the implications of his behavior [例] a purblind oligarchy that flatly refused to see that history was condemning it to the dustbin- Jasper Griffin [意味] 鈍い, 鈍感な, 愚鈍な, 愚かな, 単調の, 低調な, 鈍の, 鈍重の ; [同義語] purblind ; [類似語] undiscerning ; [派生] obtuseness, dullness ; [同義語群] 00772492-a [形容詞] of an angle; between 90 and 180 degrees [例] The angle is obtuse. [例] The triangle has an obtuse angle. [例] They drew an obtuse angle on the paper. [意味] 鈍角の, 鈍い ; [反意語] acute ; [同義語群] 01811905-a [形容詞] (of a leaf shape) rounded at the apex [例] The leaves are obtuse and ovate. [例] They are a species of plants with obtuse leaves. [意味] 鈍い ; [類似語] simple, unsubdivided ; [派生] obtuseness ; [同義語群] 02169359-a"