# roger that

> English word · Interjection

## Definitions
1. Received (used in radio communications to acknowledge that a message has been received and understood)
2. Used to acknowledge receipt and understanding of a message

## Etymology
Extension of roger for received in radio traffic (by 1950), the pronoun referring to the last information received; in use by 1969, popularised at first by radio transmissions from NASA's Apollo missions, later in military fiction.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-09-03.
Canonical page: https://plainspell.com/en/word/roger-that