sphère[Français]

nom
1 : a solid figure bounded by a spherical surface (including the space it encloses)
2 : (mathematics) the set of values of the independent variable for which a function is defined
3 : a particular aspect of life or activity
4 : any spherically shaped artifact
5 : the geographical area in which one nation is very influential
6 : something approximating the shape of a circle
7 : a domain in which something is dominant
8 : a sheltered port where ships can take on or discharge cargo