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sphere
Nounsphere has 7 senses
sphere, domain, area, orbit, field, arena - a particular environment or walk of life; "his social sphere is limited"; "it was a closed area of employment"; "he's out of my orbit" --1is a kind ofenvironment --1has particulars:
sector, sphere - a particular aspect of life or activity; "he was helpless in an important sector of his life" --4is a kind ofaspect, facet --4has particulars: department