sphere
/sfɪr/
verb
- To enclose or shape into a sphere.
- The machine spheres the metal into perfect balls for bearings.
- In the factory, workers sphere the molten glass into marbles.
- The artist sphered the clay with careful hand movements.
noun
- A round, three-dimensional shape like a ball or globe.
- A soccer ball is a perfect sphere.
- We learned how to calculate the volume of a sphere in math class.
- The Earth is not a perfect sphere; it is slightly flattened at the poles.
- A particular area of activity, interest, or influence.
- His influence extends into the political sphere.
- The company expanded its sphere of operations to Asia.
- She is an expert in the sphere of environmental science.
- A celestial body, such as a planet or star.
- Each sphere in the solar system moves in its own path.
- The telescope revealed a distant sphere orbiting the sun.
- Ancient astronomers believed the stars were fixed on crystal spheres.
Antonyms