The rare daily word game sweeping the globe. Find what's hidden in plain sight.
PENTAQUARK
Definition of PENTAQUARK
noun
Any of a class of subatomic particles (previously hypothetical, since detected, subject to confirmation) consisting of a group of five quarks (compared to three quarks in normal baryons and two in mesons), or more specifically four quarks and one antiquark (symbol Θ).
Wiktionary · CC BY-SA
Where it comes from
From penta- + quark.
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.
PENTAQUARK in OUTLIER
Players have found it on 1 board so far.
It first turned up on Day 126, 23 September 2026. It was on the latest finished board.
First ever to find it
on Day 126, 23 September 2026 - before anyone else in Outlier's history. See the Pioneers
Built from these letters
PENTAQUARK starts with P and ends with K. Sorted, its letters read AAEKNPQRTU - the shape to hunt for when the grid is scrambled. A appears more than once. It uses Q - among the least common letters in written English.
Could you have found PENTAQUARK?
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 126 - and most players walked straight past it.
Play today's OUTLIER