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

SILOXANE

8 letters

Definition of SILOXANE

noun

Any of a class of compound having a short repeating unit of silicon and oxygen atoms (either in a chain or a ring), typically with organic side chains

Wiktionary · CC BY-SA

Where it comes from

from silicon + oxygen + alkane

Etymology via Wiktionary (CC BY-SA).

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.

SILOXANE in OUTLIER

Players have found it on 6 boards so far.

Day 1Day 102
Its 6 boards, across 102 finished boards · taller bars are busier boards
6
Boards found on
65
First board
102
Latest board
20
Longest gap, days

It first turned up on Day 65, 24 July 2026. The most recent board was Day 102, 30 August 2026. It was on the latest finished board.

First ever to find it

nikoliaivitch

on Day 65, 24 July 2026 - before anyone else in Outlier's history. See the Pioneers

Built from these letters

SILOXANE
8
Letters
4
Vowels
4
Consonants
8
Different letters
1
Longest consonant run
1
Longest vowel run

SILOXANE starts with S and ends with E. Sorted, its letters read AEILNOSX - the shape to hunt for when the grid is scrambled. No letter is used twice, which makes it an isogram. It uses X - among the least common letters in written English.

Words that start SILOXA

Its neighbours in the OUTLIER dictionary - shortest first.

SILOXANES

Could you have found SILOXANE?

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.

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The OUTLIER card for SILOXANEDownload image