# millisecond

> English word · Noun · IPA /ˈmɪlɪˌsɛkənd/ · frequency rank #47,763

## Definitions
1. An SI unit of time equal to 10⁻³ seconds. Symbol: ms

## Etymology
From milli- + second.

## Common misspellings (15)
`imllisecond`, `mililsecond`, `milisecond`, `milliescond`, `millisceond`, `milliseccond`, `millisecnod`, `millisecodn`, `millisecondd`, `milliseconnd`, `milliseocnd`, `millissecond`, `millsiecond`, `mlilisecond`, `mmillisecond`

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