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English definition of “infinity”

infinity

noun uk   /ɪnˈfɪn.ɪ.ti/ us    /-ə.t̬i/
[U] time or space that has no end: the infinity of the universe the concept of infinityUnlimited [U] a place that is so far away that it cannot be reached: figurative The mountain range stretched away into infinity.Distant in space and time [U] a number that is larger than all other numbersNumbers generally [S] an extremely large number of something: an infinity of stars in the galaxyLarge in number or quantity
(Definition of infinity from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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