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infinity

Meaning in simple English, pronunciation and examples

Pronunciation: US /ɪnˈfɪnəti/ · UK /ɪnˈfɪnɪti/

infinity means: The mathematical idea of a quantity larger than any number you can count to.

noun

BEYOND ALL NUMBERSB2

The mathematical idea of a quantity larger than any number you can count to.

  • You cannot count to infinity.
  • The symbol for infinity looks like a sideways eight.
  • As the value approaches infinity, the curve becomes flatter.

Similar words: mul:∞

Common phrases: approach infinity, positive infinity, negative infinity

NO LIMITSC1

The state of having no end or limit in time, space, or size.

  • The road seemed to stretch into infinity.
  • She wondered about the infinity of space.
  • Looking at the stars gave him a sense of infinity.

Similar words: endlessness, limitlessness

Common phrases: stretch into infinity, the infinity beyond, infinity of space

VERY LARGE VALUEC2

A value so large compared with other values in a calculation that it is treated as having no limit.

  • In this model, that distance is effectively infinity.
  • We treated the large resistance as infinity to simplify the calculation.
  • For this approximation, the much larger value counts as infinity.

Common phrases: effectively infinity, take as infinity, approximate by infinity

Questions about infinity

What does infinity mean?

The mathematical idea of a quantity larger than any number you can count to.

What is infinity in other languages?

Türkçe: sonsuzluk · Español: infinito · Français: infini · Deutsch: Unendlich · Italiano: infinito · 日本語: 無限大

How do you pronounce infinity?

In American English /ɪnˈfɪnəti/; in British English /ɪnˈfɪnɪti/.

How do you use infinity in a sentence?

You cannot count to infinity. The symbol for infinity looks like a sideways eight.

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