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

HISTOLOGY

/hɪsˈtɒləd͡ʒi/9 letters

Definition of HISTOLOGY

noun

The study of the microscopic structure, chemical composition and function of the tissue or tissue systems of plants and animals.

Wiktionary · CC BY-SA

Where it comes from

From histo- + -logy.

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.

HISTOLOGY in OUTLIER

Players have found it on 18 boards so far. 56 players have found it across Outlier's history.

Day 1Day 102
Its 18 boards, across 102 finished boards · taller bars are busier boards
18
Boards found on
26
First board
100
Latest board
12
Longest gap, days

It first turned up on Day 26, 15 June 2026. The most recent board was Day 100, 28 August 2026. Nobody has seen it on a board for 2 days.

First ever to find it

clowngod

on Day 26, 15 June 2026 - before anyone else in Outlier's history. See the Pioneers

Built from these letters

HISTOLOGY
9
Letters
3
Vowels
6
Consonants
8
Different letters
2
Longest consonant run
1
Longest vowel run

HISTOLOGY starts with H and ends with Y. Sorted, its letters read GHILOOSTY - the shape to hunt for when the grid is scrambled. O appears more than once.

Words that start HISTOL

Its neighbours in the OUTLIER dictionary - shortest first.

HISTOLOGICHISTOLYSESHISTOLYSISHISTOLYTICHISTOLOGIESHISTOLOGISTHISTOLOGICALHISTOLOGISTSHISTOLOGICALLY

Could you have found HISTOLOGY?

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 26 - and most players walked straight past it.

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