marasmus

/məˈɹæz.məs/

//məˈɹæz.məs// noun

"marasmus" is a 8-letter English headword indexed on PlainSpell.

The verdict

“marasmus” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.

Unranked
below top-frequency English
8
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A condition of chronic undernourishment especially in children, caused by a diet deficient in calories or the inability to digest protein and presenting as a severe loss of body weight.

Corpus desk

Index EN-marasmus · marasmus · English

marasmus · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 8 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "M" thin
  • PHOTO-UNK Peer pending

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.

Key facts for marasmus
PropertyValue
Headwordmarasmus
LanguageEnglish
Part of speechNoun
IPA/məˈɹæz.məs/
Letters8
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “marasmus” in English

marasmussits beyond the 100,000 most-frequent English words, in the long tail of technical, archaic, or otherwise rare vocabulary where spelling doubt tends to strike hardest.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

marasmus is uncommon English outside the top frequency list, classed as anoun, transcribed /məˈɹæz.məs/. Rarity is why readers land here mid-draft. Gloss: "A condition of chronic undernourishment especially in children, caused by a diet deficient in calories or the inability to digest protein and presenting as a severe loss of body weight.".

Zero misspellings are on record for marasmus in our index, since its letter pattern doesn't lend itself to common typo substitutions. This entry stands alone in our confusable dataset, since no other headword is close enough in sound or shape to pair with it.

Etymologically, the entry records: Borrowed from Late Latin marasmus, from Ancient Greek μᾰρᾰσμός (mărăsmós, “withering”, noun). The correct English form is marasmus, spelled M-A-R-A-S-M-U-S.

Definition

  1. 1
    A condition of chronic undernourishment especially in children, caused by a diet deficient in calories or the inability to digest protein and presenting as a severe loss of body weight.

Recorded use

Wiktionary example

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

  1. Indian children are still among the skinniest and shortest on the planet, but they are taller and plumper than were their parents or grandparents, and the signs of gross hunger, such as marasmus, are now rarely seen in nutritional surveys.

Etymology

Borrowed from Late Latin marasmus, from Ancient Greek μᾰρᾰσμός (mărăsmós, “withering”, noun).

This word in other languages

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "marasmus"?
"marasmus" is spelled M-A-R-A-S-M-U-S. The IPA pronunciation is /məˈɹæz.məs/.
What does "marasmus" mean?
As a noun, "marasmus" means: A condition of chronic undernourishment especially in children, caused by a diet deficient in calories or the inability to digest protein and presenting as a severe loss of body weight.
How do you pronounce "marasmus"?
The IPA (International Phonetic Alphabet) transcription for "marasmus" is /məˈɹæz.məs/. 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 "marasmus"?
Borrowed from Late Latin marasmus, from Ancient Greek μᾰρᾰσμός (mărăsmós, “withering”, noun). 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.

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

Source: FrequencyWords open word-frequency list