Definition of exponential in English:


Line breaks: ex¦po|nen¦tial
Pronunciation: /ˌɛkspəˈnɛnʃ(ə)l


1(Of an increase) becoming more and more rapid: the social security budget was rising at an exponential rate
More example sentences
  • As you'll soon learn, an exponential increase in strength and effectiveness is best met with restraint and caution, not bloodlust.
  • Well, unfortunately the models produce linear warming with exponential increases in carbon dioxide.
  • This led to an exponential increase in the number of troops based in the area.
2 Mathematics Of or expressed by a mathematical exponent: an exponential curve
More example sentences
  • Those of you familiar with the mathematics of an exponential curve will note, however, that it is one of diminishing returns.
  • Just as the forward function resembles the exponential curve, the inverse function appears similar to the logarithm.
  • Napier also found exponential expressions for trigonometric functions, and introduced the decimal notation for fractions.


early 18th century: from French exponentiel, from Latin exponere 'put out' (see expound).



More example sentences
  • Hatred and violence is rewarded with more hatred and violence, and this cycle is repeated exponentially.
  • Traffic, on both these roads, has increased exponentially in recent years.
  • It has become obvious that the digital production of images is growing exponentially.

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Word of the day deictic
Pronunciation: ˈdeɪktɪk
denoting a word whose meaning depends on context...