How to sign: 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";
Similiar / Same: domain, arena, area, orbit, field
Categories: environment
Within this category: distaff, front, kingdom, lap, political arena, preserve, province
How to sign: any spherically shaped artifact
Categories: artefact, artifact
Within this category: globe