Is RADIO a Wordle Word?

Yes. RADIO is a valid Wordle word.

It was the Wordle answer on November 21, 2021 (#155).

Since February 2026, Wordle sometimes reuses past answers, so it could be the answer again.

What does RADIO mean?

/ˈɹeɪdiˌəʊ/

The technology that allows for the transmission of sound or other signals by modulation of electromagnetic waves.
A device that can capture (receive) the signal sent over radio waves and render the modulated signal as sound.
On-board entertainment system in a car, usually including a radio receiver as well as the capability to play audio from recorded media.

2 more noun definitions

A device that can transmit radio signals.
The continuous broadcasting of sound via the Internet in the style of traditional radio.

To use two-way radio to transmit (a message) (to another radio or other radio operator).“I think the boat is sinking; we'd better radio for help. / I radioed him already. / Radio the coordinates this time. / OK. I radioed them the coordinates.”
To order or assist (to a location), using telecommunications.

Definition from Wiktionary, available under the CC BY-SA license.

Starter word rating: GoodIn the top 10% of all valid Wordle words for testing common letters.
Vowels: A, I, O
Unique letters: 5 of 5
Common letters: R, A, I, O

Letter ratings use how often each letter appears in Wordle answers.

Tap its tiles to the colours Wordle showed, and the Wordle Solver lists every word that still fits, with the best next guess.