- 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"
--1 is a kind of environment
--1 has particulars:distaff; front; kingdom, land, realm; lap; political arena, political sphere; preserve; province, responsibility - sphere - any spherically shaped artifact
--2 is a kind of artifact, artefact
--2 has particulars: globe- sphere, sphere of influence - the geographical area in which one nation is very influential
--3 is a kind of geographical area, geographic area, geographical region, geographic region
- sector, sphere - a particular aspect of life or activity; "he was helpless in an important sector of his life"
--4 is a kind of aspect, facet
--4 has particulars: department- sphere - a solid figure bounded by a spherical surface (including the space it encloses)
--5 is a kind of round shape
--5 has particulars: conglomeration, conglobation; ball, globe, orb- sphere - a three-dimensional closed surface such that every point on the surface is equidistant from the center
--6 is a kind of round shape
--6 has parts: steradian, sr- celestial sphere, sphere, empyrean, firmament, heavens, vault of heaven, welkin - the apparent surface of the imaginary sphere on which celestial bodies appear to be projected
--7 is a kind of surface
--7 has parts:apex, solar apex, apex of the sun's way; celestial point; nadir; zenith; zodiac - sphere, sphere of influence - the geographical area in which one nation is very influential