# multiply

> English word · Verb · IPA /ˈmʌltɪplaɪ/ · frequency rank #15,006

## Definitions
1. To increase the amount, degree or number of (something).
2. To perform multiplication on (a number).
3. To grow in number.
4. To breed or propagate.
5. To perform multiplication.
6. To be a factor in a multiplication with (another factor).

## Etymology
From Old French multiplier, from Latin multiplicō, from multi (“many”) + plicō (“to fold”).
The noun presumably derives from the verb.

## Easily confused with
- **multiple** (https://plainspell.com/en/vs/multiple-vs-multiply)
- **multiplex** (https://plainspell.com/en/vs/multiplex-vs-multiply)

## Common misspellings (13)
`mlutiply`, `mmultiply`, `mulitply`, `mulltiply`, `multilpy`, `multiplly`, `multiplyy`, `multipply`, `multipyl`, `multpily`, `multtiply`, `mutliply`, `umltiply`

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