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sphere

/sfɪə(r)/noun

उच्चारण स्फ़िअर

गोला; क्षेत्र

Core word

noun
  1. 1

    [C]

    a solid figure that is completely round, with every point on its surface at an equal distance from the centre; an area of activity, influence or interest

    गोला; क्षेत्र

    • sphere of influence
    • The Earth is not a perfect sphere; it is slightly flat at the poles.

    Synonyms globe ball orb field domain

◇Word family
spherical adj.
≈Synonyms and antonyms

Synonyms

globe ball orb field domain

✓In the exam

General knowledge

Maths: volume of a sphere = 4/3 πr³ and surface area = 4πr²; collocation: sphere of influence.

गणित में गोले का आयतन = 4/3 πr³ और पृष्ठीय क्षेत्रफल = 4πr²; collocation 'sphere of influence' (प्रभाव-क्षेत्र)।