Learn how to say Infinities correctly in English with this tutorial pronunciation video.

Oxford dictionary definition of the word infinity:

noun (plural infinities)

1 [mass noun] the state or quality of being infinite:

the infinity of space

[count noun] an infinite or very great number or amount:

an infinity of combinations

a point in space or time that is or seems infinitely distant:

the lawns stretched into infinity

2 Mathematics a number greater than any assignable quantity or countable number (symbol ∞):

the transmission approaches 100% as the frequency tends to infinity

Origin:

late Middle English: from Old French infinite or Latin infinitas, from infinitus (see infinite)