# exponent

> English word · Noun · IPA /ɛkˈspəʊ.nənt/ · frequency rank #30,789

## Definitions
1. One who expounds, represents or advocates.
2. The number by which a value (called the base) is said to be raised to a power in exponentiation: for example, the 3 in 2³=8.
3. The degree to which the root of a radicand is found, for example, the 2 in ^(2])√=b.
4. A phonological manifestation of a morphosyntactic property; in layman's terms, the expression of one or more grammatical properties by sound.
5. The part of a floating-point number that represents its exponent value.

## Etymology
From Latin expōnēns, present participle of expōnō (“to expose; to exhibit, display, set out; to explain”), from ex- (“out, away”) + pōnō (“to lay, place, put”).

## Common misspellings (12)
`epxonent`, `exopnent`, `expnoent`, `expoennt`, `exponennt`, `exponentt`, `exponetn`, `exponnent`, `exponnet`, `expponent`, `exxponent`, `xeponent`

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/exponent