obtuser; obtusest
Definition of obtuse
b(1)
of an angle
: exceeding 90 degrees but less than 180 degrees
(2)
: having an obtuse angle
an obtuse triangle
— see triangle illustration
c
of a leaf
: rounded at the free end
2a
: lacking sharpness or quickness of sensibility or intellect : insensitive, stupid
He is too obtuse to take a hint.
b
: difficult to comprehend : not clear or precise in thought or expression
It is also, unfortunately, ill-written, and at times obtuse and often trivial.— Shirley Hazzard
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Merriam-Webster unabridged
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Time Traveler for obtuse
The first known use of obtuse was in the 15th century
See more words from the same century