sphere

US /sfɪr/
UK /sfɪr/
"sphere" picture
1.

sphère, globe

a round solid figure, or its surface, with every point on its surface equidistant from its center

:
The Earth is approximately a sphere.
La Terre est approximativement une sphère.
The artist created a perfect glass sphere.
L'artiste a créé une sphère de verre parfaite.
2.

sphère, domaine, champ

an area of activity, interest, or expertise

:
He is an expert in the sphere of international relations.
Il est un expert dans la sphère des relations internationales.
Her influence extends beyond her immediate sphere.
Son influence s'étend au-delà de sa sphère immédiate.