megalomania

/ˌmɛɡəloʊˈmeɪniə/

//ˌmɛɡəloʊˈmeɪniə// noun

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

"megalomania" is a 11-letter English headword indexed on PlainSpell.

The verdict

“megalomania” is uncommon English (frequency #80,664 among 4,057 “M” headwords), classed as a noun. The kind of spelling people second-guess.

#80,664
frequency rank, English
4,057
“M” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A psychopathological condition characterized by delusional fantasies of wealth, power, or omnipotence.

Corpus desk

Index EN-megalomania · megalomania · English

megalomania · rank #80,664 · 0 variants · 0 confusables

  • FREQ-RARE #80,664
  • LEN-MEGA 11 letters
  • VOW-6 6 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 4,057
  • PHOTO-FINISH mendacity

Nearest frequency peer: mendacity (+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.

Long-tail ranks near “megalomania”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

What this shows Long-tail view: where “megalomania” sits against similarly uncommon English ranks.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for megalomania
PropertyValue
Headwordmegalomania
LanguageEnglish
Part of speechNoun
IPA/ˌmɛɡəloʊˈmeɪniə/
Letters11
Frequency rank#80,664
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “megalomania” in English

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right).megalomaniafalls in this rarity band:

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

The axis is logarithmic, with each marked tick roughly ten times rarer than the last. Rare peers in the same band: “mendacity” (#80,665), “merce” (#80,666), “merk” (#80,667). Among 4,057 “M” headwords, “megalomania” is #80,664. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

megalomania is uncommon English at frequency #80,664 among 4,057 “M” headwords, classed as anoun, transcribed /ˌmɛɡəloʊˈmeɪniə/. Rarity is why readers land here mid-draft. 3 senses are on record.

The misspelling generator found no plausible variants for megalomania, since its letter pattern doesn't lend itself to common typo substitutions. No confusable counterpart is on file for this word, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.

Etymologically, the entry records: Borrowed from French mégalomanie; equivalent to megalo- + -mania. The correct English form is megalomania, spelled M-E-G-A-L-O-M-A-N-I-A.

Definition

  1. 1
    A psychopathological condition characterized by delusional fantasies of wealth, power, or omnipotence.
  2. 2
    Narcissistic personality disorder.
  3. 3
    An obsession with grandiose or extravagant things or actions.

Recorded use

Wiktionary example

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

  1. As to Ernest... He is quite as nervously broken down as I am but it manifests itself in different ways. His inclination is towards megalomania and mine towards melancholy.

Etymology

Borrowed from French mégalomanie; equivalent to megalo- + -mania.

This word in other languages

megalomanía(Español)mégalomanie(Français)Größenwahn(Deutsch)

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 "megalomania"?
"megalomania" is spelled M-E-G-A-L-O-M-A-N-I-A. The IPA pronunciation is /ˌmɛɡəloʊˈmeɪniə/.
What does "megalomania" mean?
As a noun, "megalomania" means: A psychopathological condition characterized by delusional fantasies of wealth, power, or omnipotence.
How do you pronounce "megalomania"?
The IPA (International Phonetic Alphabet) transcription for "megalomania" is /ˌmɛɡəloʊˈmeɪniə/. 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 "megalomania"?
Borrowed from French mégalomanie; equivalent to megalo- + -mania. 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 "megalomania", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 11 letters (nearest by frequency rank).

mononuclear#80,683Monroeville#80,686neotropical#80,701pericardial#80,750

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

Source: FrequencyWords open word-frequency list