# OMS

> English word · Noun · frequency rank #57,610

## Definitions
1. Initialism of orbital manoeuvering system: NASA terminology for orbital maneuvering rockets.
2. Initialism of opsoclonus myoclonus syndrome.
3. Initialism of order management system.
4. Initialism of open market sale.

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