The rare daily word game sweeping the globe. Find what's hidden in plain sight.
IRRADIATION
Definition of IRRADIATION
noun
An act of irradiating, or state of being irradiated. a process of sterilization whereby radiation is passed through a bag containing food, utensils, etc., to sterilize the contents. Synonym of radiotherapy.
Wiktionary · CC BY-SA
Where it comes from
From Middle French irradiacion, from Latin irradiatio. Morphologically irradiate + -ion.
Etymology via Wiktionary (CC BY-SA).
Word DNA
Line of descent
- Latin
- Middle French
- English
2 recorded generations before English.
Deepest traced root
1st
of 59 source languages in OUTLIER
30.7%
of traced words share this origin (26,318)
branch · 30.7% of traced words
How it is built
Same root, IRRADIATION · 1 relative in the game
OUTLIER scores every word on how unusual it is, and that number is not published. Working it out at the board is the game.
IRRADIATION in OUTLIER
Players have found it on 1 board so far.
It first turned up on Day 155, 22 October 2026. Nobody has seen it on a board for 19 days.
First ever to find it
on Day 155, 22 October 2026 - before anyone else in Outlier's history. See the Pioneers
Built from these letters
IRRADIATION starts with I and ends with N. Sorted, its letters read AADIIINORRT - the shape to hunt for when the grid is scrambled. I, R and A appear more than once, including a double letter.
Words that start IRRADIA
Its neighbours in the OUTLIER dictionary - shortest first.
Could you have found IRRADIATION?
OUTLIER is a daily word game. One grid, the same grid for everybody, and the words nobody else spots are the ones that pay. This word was on Day 155 - and most players walked straight past it.
Play today's OUTLIER