# IMO

> English word · Proper noun · frequency rank #11,045

## Definitions
1. Initialism of International Maritime Organization.
2. Initialism of International Mathematical Olympiad.

## Easily confused with
- **in** (https://plainspell.com/en/vs/imo-vs-in)
- **is** (https://plainspell.com/en/vs/imo-vs-is)
- **it** (https://plainspell.com/en/vs/imo-vs-it)
- **IV** (https://plainspell.com/en/vs/imo-vs-iv)
- **IP** (https://plainspell.com/en/vs/imo-vs-ip)
- **IQ** (https://plainspell.com/en/vs/imo-vs-iq)
- **io** (https://plainspell.com/en/vs/imo-vs-io)
- **iz** (https://plainspell.com/en/vs/imo-vs-iz)
- **its** (https://plainspell.com/en/vs/imo-vs-its)
- **inc** (https://plainspell.com/en/vs/imo-vs-inc)
- **ion** (https://plainspell.com/en/vs/imo-vs-ion)
- **iOS** (https://plainspell.com/en/vs/imo-vs-ios)
- **ink** (https://plainspell.com/en/vs/imo-vs-ink)
- **inn** (https://plainspell.com/en/vs/imo-vs-inn)
- **ins** (https://plainspell.com/en/vs/imo-vs-ins)
- **IRS** (https://plainspell.com/en/vs/imo-vs-irs)
- **IRA** (https://plainspell.com/en/vs/imo-vs-ira)
- **ivy** (https://plainspell.com/en/vs/imo-vs-ivy)
- **int** (https://plainspell.com/en/vs/imo-vs-int)
- **iso** (https://plainspell.com/en/vs/imo-vs-iso)

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