dimorphism

/daɪˈmɔːfɪzəm/

//daɪˈmɔːfɪzəm// noun

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

"dimorphism" is a 10-letter English headword indexed on PlainSpell.

The verdict

“dimorphism” is uncommon English (frequency #63,565 among 26,416 “D” headwords), classed as a noun. The kind of spelling people second-guess.

#63,565
frequency rank, English
26,416
“D” headwords

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - The occurrence within a plant of two distinct forms of any part.

Key facts for dimorphism
PropertyValue
Headworddimorphism
LanguageEnglish
Part of speechNoun
IPA/daɪˈmɔːfɪzəm/
Letters10
Frequency rank#63,565
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “dimorphism” 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). dimorphism 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

dimorphism is uncommon English at frequency #63,565 among 26,416 “D” headwords, classed as anoun, transcribed /daɪˈmɔːfɪzəm/. Rarity is why readers land here mid-draft. 3 senses are on record.

Our edit-distance generator produced no likely misspellings for dimorphism, since its letter sequence doesn't invite the usual edit-distance slips. Our dataset records no confusable match here, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Etymologically, the entry records: From di- + -morphism. The correct English form is dimorphism, spelled D-I-M-O-R-P-H-I-S-M.

Definition

  1. 1
    The occurrence within a plant of two distinct forms of any part.
  2. 2
    The occurrence in an animal species of two distinct types of individual.
  3. 3
    A property of certain substances that enables them to exist in two distinct crystalline forms.

Etymology

From di- + -morphism.

This word in other languages

dimorfismo(Español)dimorphisme(Français)dimorfismo(Português)

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 "dimorphism"?
"dimorphism" is spelled D-I-M-O-R-P-H-I-S-M. The IPA pronunciation is /daɪˈmɔːfɪzəm/.
What does "dimorphism" mean?
As a noun, "dimorphism" means: The occurrence within a plant of two distinct forms of any part.
How do you pronounce "dimorphism"?
The IPA (International Phonetic Alphabet) transcription for "dimorphism" is /daɪˈmɔːfɪzəm/. 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 "dimorphism"?
From di- + -morphism. 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.

Using “dimorphism”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is D-I-M-O-R-P-H-I-S-M - every other letter order is a misspelling in standard orthography.
  • Say it as /daɪˈmɔːfɪzəm/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Browse more English words and confusable pairs in the same reference. English words

Other uncommon English words near this rank

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 FrequencyWords open word-frequency list