ˈɛə̯ɹɪə̯ ˈæɹ.i.ə əˈɹiːnə dəˈmeɪn doʊˈmeɪn fiːld fild ˈɔː.bɪt ˈɔɹ.bɪt sfɪə sfɪɹ 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