Phrase guide

sesamoid bone

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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No pronunciation record was provided for this word.

1

noun

Meaning 1

A small bone embedded within a tendon, typically found in locations where a tendon passes over a joint.

Definition source: English Wiktionary via Wiktextract

Topics: anatomy, medicine, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

any of several small round bones formed in a tendon where it passes over a joint

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: sesamoid, os sesamoideum

Antonyms: none provided

Broader terms: bone, os

Narrower terms: patella, kneecap, kneepan

History

Etymology

No etymology was provided for this word.

Across languages

Translations

6 source translations are retained for this English entry.

  • Arabic: رَضَفَة (raḍafa) — small bone embedded within tendon
  • Arabic: صبونة (ṣabuna) — small bone embedded within tendon
  • Chinese Mandarin: 籽骨 (zǐgǔ) — small bone embedded within tendon
  • Finnish: jänneluu — small bone embedded within tendon
  • Hungarian: lencsecsont — small bone embedded within tendon
  • Swedish: sesamben — small bone embedded within tendon