also: せんけい
noun, noun which may take the genitive case particle 'no'
fan shape; fan-shaped
Describes something shaped like a folding fan; used as a noun or with の to modify another noun.
The flower bed in the park is laid out in a fan shape.
Light streams in through the fan-shaped window.
Only with reading せんけい
Mathematical term for a sector of a circle; the reading せんけい is specific to this sense.
Memorize the formula for the area of a sector of a circle.
I cut the cake into fan-shaped pieces.
In this problem, find the area of the sector.
The peacock spread its tail feathers out in a fan shape.