sectorial

1.形容詞C1

釋義

describing the wedge-shaped region of a circle that lies between two straight lines from the centre to the outer edge, or having that shape.

例句

The geometry teacher drew a sectorial shape on the board and labelled the curved edge.

sectorial shape — describing a geometric figure

Nadia used a compass to calculate the area of a sectorial region in her notebook.

collocation: sectorial region

同義詞

radial
emphasises lines radiating from a centre point; broader than sectorial, which specifically relates to a circular sector

反義詞

sectorial + noun

This is a technical term used mainly in geometry, mathematics, and related fields. It appears almost exclusively before a noun.

❌The shape was sectorial, with three equal sides.

✅The shape was sectorial, bounded by two radii and a curved arc.

💡'sectorial' describes parts of a circle, not general angular shapes like triangles.

sectorial — adjective