infinity
Etymology

From Middle English infinite, from Old French infinité, from Latin infinitas, from negative prefix in- ("not"), + finis ("end"), + noun of state suffix -tas.

Pronunciation
  • IPA: /ɪnˈfɪnɪti/
Noun

infinity

  1. (uncountable) endlessness, unlimitedness, absence of a beginning, end or limits to size.
  2. (countable, mathematics) A number that has an infinite numerical value that cannot be counted.
  3. (countable, topology, analysis) An idealised point which is said to be approached by sequences of values whose magnitudes increase without bound.
  4. (uncountable) 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.
  5. (countable, uncountable) The symbol ∞.
Synonyms Antonyms Related terms Translations Translations Translations Translations


This text is extracted from the Wiktionary and it is available under the CC BY-SA 3.0 license | Terms and conditions | Privacy policy 0.002
Offline English dictionary