Exponentiation

//ˌɛk.spoʊˌnɛn.ʃiˈeɪ.ʃən// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    The process of calculating a power by multiplying together a number of equal factors, where the exponent specifies the number of factors to multiply. countable, uncountable

    "In 5⁴ the base is 5 and the power is 4, so there are 4 identical factors of 5, and exponentiation gives 625 as the result."

  2. 2
    the process of raising a quantity to some assigned power wordnet
  3. 3
    A mathematical problem involving exponentiation. countable

    ""The remarkable fact about the system is that it achieves such a high level of security with only six exponentiations," Boneh said, referring to the calculations used to raise numbers to a power. Other systems do exponentiation once, suggesting that this system may be about six times slower because exponentiation is the most time-consuming step in encrypting the data."

Synonyms

All synonyms
involution

Example

More examples

"Logarithms also undo a fundamental arithmetic operation, exponentiation. Exponentiation is when you raise a number to a certain power. For example, raising 2 to the power 3 equals 8."

Etymology

Ultimately from exponent + -i- + -ation. Perhaps from exponential + -ation.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.