sector /sekˈtər/

1. A plane figure bounded by two radii and an arc
2. An object of similar shape, esp one for measuring angular distance (astronomy)
3. A length or section of a fortified line, army front, guarded area, etc
4. A mathematical instrument consisting of two graduated rules hinged together, orig with a graduated arc
5. A telescope turning about the centre of a graduated arc
6. A division, section, eg of a nation's economic operations (as in private and public sector) or of military operations
7. The smallest addressable portion of storage (512 bytes) on a disk, etc (computing)

To divide into sectors

secˈtoral adjective

sectorial /-tōˈri-əl or -töˈ/ adjective

1. Sectoral
2. Adapted for cutting (zoology)

1. A tooth designed for flesh-eating
2. A vein in the wings of insects

sectorizaˈtion or sectorisaˈtion noun

• mainprises
• main purpose rule
• mains
• mainsail
• mainsails
• main sequence
• mainsheet
• mainsheets
• mainspring
• mainsprings
• mainstay
• mainstays
• main store
• main stores
• main stream
• mainstream
• mainstreamed
• mainstreaming
• main streams
• mainstreams
• Main Street
• mainstreeting
• mainstreetings
• maintain
• maintainabilities