in ‧ fin ‧ i ‧ ty /ɪnˈfɪnəti, ɪnˈfɪnɪti/ BrE AmE noun
1 . [uncountable] a space or distance without limits or an end:
the infinity of space
2 . [singular, uncountable] a number that is too large to be calculated:
In the equation below, as E goes to zero, n approaches infinity.
infinity of
There is an infinity of possible solutions.