The rare daily word game sweeping the globe. Find what's hidden in plain sight.

PTERIDINES

10 letters

Definition of PTERIDINES

noun

plural of pteridine

PTERIDINE

noun

A bicyclic aromatic heterocycle consisting of fused pyrimidine and pyrazine rings.

Wiktionary · CC BY-SA

Word DNA

PTERIDINES inherits its ancestry from its root, PTERIDINE.

How it is built

nouncompound-idine

Same root, PTERIDINE · 1 relative in the game

The Word DNA of OUTLIER →

Rarity score
Withheld
Revealed only in play
Tier
Withheld
Find it yourself

OUTLIER scores every word on how unusual it is, and that number is not published. Working it out at the board is the game.

PTERIDINES in OUTLIER

Players have found it on 13 boards so far. 10 players have found it across Outlier's history.

Day 1Day 158
Its 13 boards, across 158 finished boards · taller bars are busier boards
13
Boards found on
68
First board
147
Latest board
15
Longest gap, days

It first turned up on Day 68, 27 July 2026. The most recent board was Day 147, 14 October 2026. Nobody has seen it on a board for 11 days.

First found by a player on Day 68, 27 July 2026.

Built from these letters

PTERIDINES
10
Letters
4
Vowels
6
Consonants
8
Different letters
2
Longest consonant run
1
Longest vowel run

PTERIDINES starts with P and ends with S. Sorted, its letters read DEEIINPRST - the shape to hunt for when the grid is scrambled. E and I appear more than once.

Words that start PTERID

Its neighbours in the OUTLIER dictionary - shortest first.

Could you have found PTERIDINES?

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 68 - and most players walked straight past it.

Play today's OUTLIER