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ACETYLENE

/əˈsɛtəlˌin/9 letters

Definition of ACETYLENE

noun

Any organic compound having one or more carbon–carbon triple bonds; an alkyne.

Wiktionary · CC BY-SA

Where it comes from

Borrowed from French acétylène, coined by French chemist Marcellin Berthelot, from acetyl + -ene.

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.

ACETYLENE in OUTLIER

Players have found it on 1 board so far.

Day 1Day 120
Its one board, across 120 finished boards · taller bars are busier boards
1
Boards found on
120
First board
0
Days since seen

It first turned up on Day 120, 17 September 2026. It was on the latest finished board.

First ever to find it

seriousfreud

on Day 120, 17 September 2026 - before anyone else in Outlier's history. See the Pioneers

Built from these letters

ACETYLENE
9
Letters
4
Vowels
5
Consonants
7
Different letters
3
Longest consonant run
1
Longest vowel run

ACETYLENE starts with A and ends with E. Sorted, its letters read ACEEELNTY - the shape to hunt for when the grid is scrambled. E appears more than once.

Words that start ACETYL

Its neighbours in the OUTLIER dictionary - shortest first.

ACETYLACETYLSACETYLICACETYLATEACETYLIDEACETYLATEDACETYLATESACETYLENESACETYLENICACETYLIDESACETYLATINGACETYLATION

Could you have found ACETYLENE?

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 120 - and most players walked straight past it.

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