ischium

\i.ʃjɔm\

/\i.ʃjɔm\/ noun

The verdict

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

Unranked
below top-frequency French
7
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Os constitutif de l’os coxal.

Corpus desk

Index FR-ischium · ischium · French

ischium · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 7 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "I" thin
  • PHOTO-UNK Peer pending

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 ischium
PropertyValue
Headwordischium
LanguageFrench
Part of speechNoun
IPA\i.ʃjɔm\
Letters7
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Longue queue: rang de « ischium » en français

ischiumsiège au-delà des 100.000 formes les plus fréquentes du français, dans la traîne du lexique spécialisé ou peu usité.

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

Rare enough to double-check

ischium is uncommon French outside the top frequency list, classed as anoun, transcribed \i.ʃjɔm\. Rarity is why readers land here mid-draft. Gloss: "Os constitutif de l’os coxal.".

We couldn't generate a plausible misspelling set for ischium, a sign its spelling follows regular French conventions. We don't track a confusable pairing for this entry, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.

This entry carries no recorded etymology, leaving phoneme-to-grapheme mapping as the best guide to its spelling rather than a borrowing history. The correct French form is ischium, spelled I-S-C-H-I-U-M.

Definition

  1. 1
    Os constitutif de l’os coxal.

Recorded use

Wiktionary example

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

  1. Le bassin pelvien est composé du sacrum, des iliums, des ischiums, des acetabulums, de la symphyse pubienne et du coccyx.

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 "ischium"?
"ischium" is spelled I-S-C-H-I-U-M. The IPA pronunciation is \i.ʃjɔm\.
What does "ischium" mean?
As a noun, "ischium" means: Os constitutif de l’os coxal.
How do you pronounce "ischium"?
The IPA (International Phonetic Alphabet) transcription for "ischium" is \i.ʃjɔm\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "ischium" come from?
"ischium" is a French word. PlainSpell covers definitions, pronunciations, and spelling data across English, Spanish, Portuguese, French, and German.
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