The rare daily word game sweeping the globe. Find what's hidden in plain sight.
HYDRONAUT
Definition of HYDRONAUT
noun
Synonym of aquanaut.
Wiktionary · CC BY-SA
Where it comes from
From hydro- + -naut.
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.
HYDRONAUT in OUTLIER
Players have found it on 2 boards so far.
It first turned up on Day 65, 24 July 2026. The most recent board was Day 72, 31 July 2026. Nobody has seen it on a board for 30 days.
First ever to find it
on Day 65, 24 July 2026 - before anyone else in Outlier's history. See the Pioneers
Built from these letters
HYDRONAUT starts with H and ends with T. Sorted, its letters read ADHNORTUY - the shape to hunt for when the grid is scrambled. No letter is used twice, which makes it an isogram.
Words that start HYDRON
Its neighbours in the OUTLIER dictionary - shortest first.
Could you have found HYDRONAUT?
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 65 - and most players walked straight past it.
Play today's OUTLIER