ob·tuse 
/ɑbˈtu:s, Brit ɒbˈtju:s/ adjective
/ɑbˈtu:s, Brit ɒbˈtju:s/ adjective [more obtuse; most obtuse] 1 formal : stupid or unintelligent : not able to think clearly or to understand what is obvious or simple
▪ He is too obtuse to take a hint. ▪ an incredibly obtuse person 2 mathematics : not ending in a sharp point : measuring between 90 degrees and 180 degrees
▪ an obtuse angle — compare acute 6
▪ He is too obtuse to take a hint. ▪ an incredibly obtuse person
▪ an obtuse angle — compare acute 6
— ob·tuse·ness noun [noncount]
▪ We laughed at her obtuseness.
▪ We laughed at her obtuseness.
