metamorphism

/mɛtəˈmɔːfɪz(ə)m/

//mɛtəˈmɔːfɪz(ə)m// noun

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

"metamorphism" is a 12-letter English headword indexed on PlainSpell.

The verdict

“metamorphism” is uncommon English (frequency #74,312 among 36,575 “M” headwords), classed as a noun. The kind of spelling people second-guess.

#74,312
frequency rank, English
36,575
“M” headwords

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - The process by which rocks are changed into other forms by the application of heat and/or pressure.

Corpus desk

Index EN-metamorphism · metamorphism · English

metamorphism · rank #74,312 · 0 variants · 0 confusables

  • FREQ-RARE #74,312
  • LEN-MEGA 12 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-DENSE 36,575
  • PHOTO-FINISH metabolically

Nearest frequency peer: metabolically (-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.

Frequency neighbourhood for “metamorphism”

Lower corpus rank = more everyday usage (inverted bar length for readability)

corpus weight

What this shows Bars show where “metamorphism” sits against the nearest ranked English headwords in the FrequencyWords band, not a reprint of letter-browse containment.

Source FrequencyWords open word-frequency list As of May 6, 2026
Key facts for metamorphism
PropertyValue
Headwordmetamorphism
LanguageEnglish
Part of speechNoun
IPA/mɛtəˈmɔːfɪz(ə)m/
Letters12
Frequency rank#74,312
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “metamorphism” sits in English frequency

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

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

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Rare enough to double-check

metamorphism is uncommon English at frequency #74,312 among 36,575 “M” headwords, classed as anoun, transcribed /mɛtəˈmɔːfɪz(ə)m/. Rarity is why readers land here mid-draft. 3 senses are on record.

Our edit-distance generator produced no likely misspellings for metamorphism, since its letter pattern doesn't lend itself to common typo substitutions. No close-neighbour confusable shows up for this headword in our dataset, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.

Etymologically, the entry records: From metamorphosis + -ism, after French métamorphisme. The correct English form is metamorphism, spelled M-E-T-A-M-O-R-P-H-I-S-M.

Definition

  1. 1
    The process by which rocks are changed into other forms by the application of heat and/or pressure.
  2. 2
    The process by which insects develop through life stages, for example, those of embryo, larva, pupa and imago. The life cycle of the butterfly is one of complete metamorphosis, in which the embryo grows within the egg, hatches into the larval stage caterpillar, enters the pupal stage within its chrysalis, and finally emerges as an adult butterfly imago.
  3. 3
    Any dramatic change from one thing to another

Etymology

From metamorphosis + -ism, after French métamorphisme.

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.

PlainSpell is rendered directly from structured Wiktionary extracts and open word-frequency lists, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of May 6, 2026. Primary sources: Wiktionary (via kaikki.org) and FrequencyWords.

Frequently Asked Questions

How do you spell "metamorphism"?
"metamorphism" is spelled M-E-T-A-M-O-R-P-H-I-S-M. The IPA pronunciation is /mɛtəˈmɔːfɪz(ə)m/.
What does "metamorphism" mean?
As a noun, "metamorphism" means: The process by which rocks are changed into other forms by the application of heat and/or pressure.
How do you pronounce "metamorphism"?
The IPA (International Phonetic Alphabet) transcription for "metamorphism" is /mɛtəˈmɔːfɪz(ə)m/. 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 "metamorphism"?
From metamorphosis + -ism, after French métamorphisme. 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 "metamorphism", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 12 letters (nearest by frequency rank).

misdemeanour#74,322maintainable#74,283peacefulness#74,381prepubescent#74,408
Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

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

Source: FrequencyWords open word-frequency list