rotunda

/ɹə(ʊ)ˈtʌndə/

//ɹə(ʊ)ˈtʌndə// noun

By · According to Wiktionary data (CC BY-SA) ·

"rotunda" is a 7-letter English headword indexed on PlainSpell.

The verdict

“rotunda” has 10 generated spelling variants in the English index at frequency #38,139. The variants make it a useful spelling check.

#38,139
frequency rank, English
3,094
“R” headwords
10
tracked misspellings
3
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A round building, usually small, often with a dome.

Corpus desk

Index EN-rotunda · rotunda · English

rotunda · rank #38,139 · 10 variants · 3 confusables

  • FREQ-MID #38,139
  • LEN-LONG 7 letters
  • VOW-3 3 vowels
  • CONFUS-LOW 3 pairs
  • VAR-MID 10 variants
  • BOOK-MID 3,094
  • PHOTO-FINISH roundhouse

Nearest frequency peer: roundhouse (+1 rank slots)

Read with this headword: Spelling guide for this pattern

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Rank peers near misspelling magnet “rotunda”

Same rarity band: useful when a typo lands on a peer headword

corpus weight

What this shows “rotunda” sits among these FrequencyWords peers; misspelling depth is tracked separately in the edit-distance chart.

Source FrequencyWords open word-frequency list As of September 3, 2026

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

rotunda vs round
71% similar
rotunda vs Rounds
57% similar
rotunda vs Ronda
57% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for rotunda
PropertyValue
Headwordrotunda
LanguageEnglish
Part of speechNoun
IPA/ɹə(ʊ)ˈtʌndə/
Letters7
Frequency rank#38,139
Misspellings tracked10
Confusable pairs3
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “rotunda”

This scale runs from the tiny cluster of words that carry ordinary speech (left) to the long tail of words almost nobody reaches for (right).rotundalands here:

#1#100#1K#10K#100K
← used constantlyrarely used →

Ticks step logarithmically, so each one marks a roughly tenfold drop in how often the word turns up. Same rarity band neighbours include “roundhouse” (#38,140), “roasts” (#38,137), “rowed” (#38,141). Among 3,094 “R” headwords, “rotunda” is #38,139. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 10 spelling variants around rotunda (IPA /ɹə(ʊ)ˈtʌndə/), anoun. Corpus frequency is #38,139 among 3,094 “R” headwords. Wiktionary lists 4 senses, so context still picks the gloss.

Our generated misspelling index lists 10 likely wrong-spelling variants for rotunda, with forms such as "ortunda", "rotnuda", and "rottunda". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. It also participates in 3 confusable-pair relationships, "round", "Rounds", "Ronda", where similar look or sound leads writers to substitute one word for another in context.

Etymologically, the entry records: Learned borrowing from Latin rotunda, from rotundus (“round”). In the architectural sense, from Sancta Maria Rotunda (the name for a church in the Pantheon). The correct English form is rotunda, spelled R-O-T-U-N-D-A.

Definition

  1. 1
    A round building, usually small, often with a dome.
  2. 2
    A Gothic typeface used in early printed books in Northern Italy, based on a rounded script developed in the 13th cent.; the manuscript hand on which this typeface was based.
  3. 3
    Alternative spelling of rotonda.
  4. 4
    A form of cupola that has pentagons rather than squares or rectangles.

Recorded use

Wiktionary examples

These source excerpts show how rotunda appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. The rotunda begun but never completed by Abbot Wulfric (1047–59) at St Augustine’s Abbey as a link between the church of St Mary and that of St Peter and St Paul is an unusual and ambitious example of mid-eleventh-century English architecture which partly survives (fig. 4.6, top). […] Many of these rotundae are known to have had a special funerary functio…
  2. The purely Greek character of the temple is revealed in the fact that there is no portico aligning the structure; Roman tholoi and rotundae are usually distinguished by a portico.

Etymology

Learned borrowing from Latin rotunda, from rotundus (“round”). In the architectural sense, from Sancta Maria Rotunda (the name for a church in the Pantheon).

This word in other languages

rotonde(Français)Rotunde(Deutsch)rotunda(Português)

Common misspellings

Also misspelled as:

  • ortunda
  • rotnuda
  • rottunda
  • rotudna
  • rotunad
  • rotundda
  • rotunnda
  • routnda
  • rrotunda
  • rtounda

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of rotunda - expressed in single-character edits (insert, delete, or swap one letter). Bigger bars stand out at a glance; a one-edit slip is the hardest to catch.

ortunda2rotnuda2rottunda1rotudna2rotunad2rotundda1rotunnda1routnda2
Edit distance from "rotunda"

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "rotunda"?
"rotunda" is spelled R-O-T-U-N-D-A. The IPA pronunciation is /ɹə(ʊ)ˈtʌndə/.
What does "rotunda" mean?
As a noun, "rotunda" means: A round building, usually small, often with a dome.
What words are commonly confused with "rotunda"?
"rotunda" is commonly confused with "round", "Rounds", "Ronda". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "rotunda"?
The IPA (International Phonetic Alphabet) transcription for "rotunda" is /ɹə(ʊ)ˈtʌndə/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "rotunda"?
Learned borrowing from Latin rotunda, from rotundus (“round”). In the architectural sense, from Sancta Maria Rotunda (the name for a church in the Pantheon). See the full etymology section above for more details.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "rotunda", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 7 letters (nearest by frequency rank).

restock#38,132Shaffer#38,159shamans#38,160Shipley#38,161

Similar misspelling depth

Headwords with a similar count of attested misspellings (10 here; floor ≥5).

scythe10 variantsSmythe10 variantsPhilippa10 variantspeppered10 variants

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list