Definitions

1. noun

A part of an organization or a whole that is divided into parts; a field of activity or a specialized branch of a larger field.

“The company’s finance sector reported a significant increase in profits last year.”

2. noun

A portion of a circle or an area enclosed by an imaginary line on a circle or sphere.

“The sun’s sector of the sky was very bright this afternoon.”

3. noun

A particular area or region of the sky, especially in astronomy.

“The astronomer studied the sector of the sky where the new star was located.”

4. verb

To divide or separate something into parts, especially an area or a region.

“The map sectored the land into different regions for further study.”

5. verb

To cut or divide something into parts, especially a surface or a material.

“The laser will sector the material to create a precise cut.”