infinity
/ɪnˈfɪnɪti/ noun B2- Endlessness, unlimitedness, absence of a beginning, end or limits to size. · concept of infinity· The desert stretched out toward the horizon as if into infinity.
- A number that has an infinite numerical value that cannot be counted.
- An idealised point which is said to be approached by sequences of values whose magnitudes increase without bound.
- A number which is very large compared to some characteristic number. For example, in optics, an object which is much further away than the focal length of a lens is said to be "at infinity", as the distance of the image from the lens varies very little as the distance increases further.
- The symbol ∞.
Plural infinities
From the library
I let him take them, therefore, from the hiding-place, and so saved myself an infinity of trouble.
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