The rare daily word game sweeping the globe. Find what's hidden in plain sight.
DIOPTRIC
Definition of DIOPTRIC
adjective
Acting as a medium for sight; making use of refraction (of lenses, etc.).
Wiktionary · CC BY-SA
Where it comes from
From Greek διοπτρικός. Compare diopter.
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.
DIOPTRIC in OUTLIER
Players have found it on 2 boards so far.
It first turned up on Day 28, 17 June 2026. The most recent board was Day 87, 15 August 2026. Nobody has seen it on a board for 8 days.
First ever to find it
on Day 28, 17 June 2026 - before anyone else in Outlier's history. See the Pioneers
Built from these letters
DIOPTRIC starts with D and ends with C. Sorted, its letters read CDIIOPRT - the shape to hunt for when the grid is scrambled. I appears more than once.
Same letters, different word
2 other words use exactly these letters. Worth knowing at the board: an anagram fits a grid the same way.
Words that start DIOPTR
Its neighbours in the OUTLIER dictionary - shortest first.
Could you have found DIOPTRIC?
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 28 - and most players walked straight past it.
Play today's OUTLIER