The rare daily word game sweeping the globe. Find what's hidden in plain sight.
HYDANTOIN
Definition of HYDANTOIN
noun
The heterocycle imidazolidine-2,4-dione derived from urea and glycolic acid; any of its many derivatives
Wiktionary · CC BY-SA
Where it comes from
From hydrogenation and allantoin.
Etymology via Wiktionary (CC BY-SA).
OUTLIER scores every word on how unusual it is, and that number is not published. Working it out at the board is the game.
HYDANTOIN in OUTLIER
Players have found it on 1 board so far.
It first turned up on Day 111, 8 September 2026. Nobody has seen it on a board for 8 days.
First ever to find it
on Day 111, 8 September 2026 - before anyone else in Outlier's history. See the Pioneers
Built from these letters
HYDANTOIN starts with H and ends with N. Sorted, its letters read ADHINNOTY - the shape to hunt for when the grid is scrambled. N appears more than once.
Words that start HYDANT
Its neighbours in the OUTLIER dictionary - shortest first.
Could you have found HYDANTOIN?
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 111 - and most players walked straight past it.
Play today's OUTLIER