[ noun ]
■ measuring instrument consisting of two graduated arms hinged at one end
[ noun ]
■ a particular aspect of life or activity
e.g.)
・he was helpless in an important sector of his life
→
sphere
[ noun ]
■ a social group that forms part of the society or the economy
e.g.)
・the public sector
[ noun ]
■ a portion of a military position
[ noun ]
■ the minimum track length that can be assigned to store information
■ unless otherwise specified a sector of data consists of 512 bytes
[ noun ]
■ a plane figure bounded by two radii and the included arc of a circle
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