noun · verb · 8 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
Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.
Received-Pronunciation:/ˈsɪnjuː/
Multicultural-London-English:/ˈsɪny/
General-American:/ˈsɪnju/
Australian:/ˈsɪnjʉː/
Australia:Recorded audio is listed in the source snapshot.
1
noun
Meaning 1
A cord or tendon of the body.
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
A cord or string, particularly (music) as of a musical instrument.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
a cord or band of inelastic tissue connecting a muscle with its bony attachment
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: tendon
Antonyms: none provided
Broader terms: connective tissue
Narrower terms: hamstring, hamstring tendon, Achilles tendon, tendon of Achilles
History
Etymology
From Middle English synwe, synewe (“tendon; ligament or other connective tissue; muscle; nerve; leaf vein”), from Old English sinu (“tendon, sinew; nerve”), from Proto-West Germanic *sinu, from Proto-Germanic *sinwō, *senawō (“sinew”), from Proto-Indo-European *snéh1wr̥ (“sinew, tendon”), from *(s)neh1- (“to twist (threads), spin, weave”). The word is cognate with sinnow (“sinew”), Scots senon, sinnon, Saterland Frisian Siene (“sinew”), West Frisian senuw, sine (“sinew; nerve”), Dutch zenuw (“nerve, sinew”), German Sehne (“tendon, sinew; cord”), Icelandic sin (“tendon”), Danish sene (“tendon, sinew”), Swedish sena (“sinew”), Avestan 𐬯𐬥𐬁𐬎𐬎𐬀𐬭 (snāuuar, “tendon, sinew”), Ancient Greek νεῦρον (neûron, “tendon; nerve; cord”), Latin nervus (“tendon, sinew; nerve”), Sanskrit स्नावन् (snāván, “sinew, tendon; muscle”), Tocharian B ṣñor (“sinew”). Doublet of nerve and neuron.
Across languages
Translations
25 source translations are retained for this English entry.