Annuli

6 lettersnounrare

Updated June 2026

Definition

Plural of annulus, denoting ring-shaped or toroidal forms as found in mathematics, anatomy, and engineering.

“The engineer calculated the cross-sectional areas of the annuli within the heat exchanger.”

Related Words

Synonyms

circles

Word Game Tips

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Wordle

Ends in -ULI, an unusual Latin plural, four of the six letters are vowels, making it a strong vowel-dumper

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Scrabble

Worth 6 points, the rare -ULI ending can catch opponents off guard and is valid in tournament play

Words Related to Annuli

Words one letter different

Change a single letter of “annuli” to make these 6-letter words — useful for Wordle and crossword clues.

annuls

Words you can make from Annuli

Shorter words formed from the letters in “annuli”.

annul inula luian niuan uinal ainu alin anil anni lain luna nail nina ulna unai

Explore Similar Words

6-letter words starting with A 6-letter words ending with I All 6-letter words 5-letter words 7-letter words All word lists

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Dictionary References

Look up annuli in an authoritative dictionary for full definitions, pronunciation, and etymology.

Cambridge Dictionary Merriam-Webster

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