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sphere noun

  /sfɪə(ɹ)/ , /sfɪɚ/
  • (figuratively) The region in which something or someone is active; one's province, domain. [from 17th c.]
 sfera, obszar
  • An object which appears to be bounded by a sphere; a round object, a ball. [from 14th c.]
  • (logic, dated) The domain of reference of a proposition, subject, or predicate, or the totality of the particular subjects to which it applies.
 sfera
celestial sphere
sfera niebieska
sphere of influence
strefa wpływów
Riemann sphere
sfera Riemanna
sphere packing
upakowanie sfer, wypełnianie sfery
armillary sphere
sfera armilarna
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