The rare daily word game sweeping the globe. Find what's hidden in plain sight.
ACICLOVIR
Definition of ACICLOVIR
noun
A cyclic synthetic nucleoside C8H11N5O3 used as an antiviral drug (trademarks Avirax, Zovirax) chiefly in the treatment of chicken pox, shingles, the genital form of herpes simplex, and AIDS.
Wiktionary · CC BY-SA
Where it comes from
From acyclo(guanosine) + -vir (“antiviral”). Analyzable as a- + cyclo- + -vir.
Etymology via Wiktionary (CC BY-SA).
Word DNA
How it is built
OUTLIER scores every word on how unusual it is, and that number is not published. Working it out at the board is the game.
ACICLOVIR in OUTLIER
Players have found it on 1 board so far.
It first turned up on Day 139, 6 October 2026. Nobody has seen it on a board for 36 days.
First ever to find it
on Day 139, 6 October 2026 - before anyone else in Outlier's history. See the Pioneers
Built from these letters
ACICLOVIR starts with A and ends with R. Sorted, its letters read ACCIILORV - the shape to hunt for when the grid is scrambled. C and I appear more than once.
Words that start ACICLO
Its neighbours in the OUTLIER dictionary - shortest first.
Could you have found ACICLOVIR?
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 139 - and most players walked straight past it.
Play today's OUTLIER