coccyx

coccyx

English

the coccyx

Etymology

Latin coccyx, from Ancient Greek κόκκυξ (kókkux, “cuckoo”), referring to the curved shape of a cuckoo's beak when viewed from the side.

Pronunciation

• (General American) IPA^(key): /ˈkɑksɪks/
• (Received Pronunciation) IPA^(key): /ˈkɒksɪks/

• Audio (US)

  (file)

Noun

coccyx (plural coccyges)

1. (medicine, formal) The final (bottom-most) fused vertebrae at the base of the spine, the tailbone.
   • 2018, Richard Powers, The Overstory, Vintage (2019), page 129:

     He lands on the concrete path and bounces on his coccyx, which cracks the base of his spine.

Synonyms

• tailbone (informal)

Hypernyms

• bone

Derived terms

• coccygeal
• coccygectomy
• sacrococcyx

Translations

(anatomy) final fused vertebrae

Arabic: عُصُص‎ m (ʿuṣuṣ), عُصْعُص‎ m (ʿuṣʿuṣ) Egyptian Arabic: عصعص‎ m (ʿúṣʿuṣ) Armenian: պոչուկ (hy) (počʿuk) Belarusian: хвастцо́вая косць f (xvastcóvaja koscʹ), хвасце́ц m (xvascjéc) Bulgarian: опашна кост (opašna kost) Catalan: còccix (ca) m Cebuano: bangkawbangkaw Central Melanau: tuleang kelebik, kubin Chinese: Mandarin: 尾骨 (zh) (wěigǔ), 尾骶骨 (zh) (wěidǐgǔ), 尾閭骨／尾闾骨 (zh) (wěilǘgǔ) Crimean Tatar: quyruq kemigi Czech: kostrč (cs) f Danish: haleben (da) n Dutch: staartbeen (nl), (please verify) stuitbeen (nl), (please verify) stuit (nl) f, stuitje (nl) n Esperanto: kokcigo Faroese: halabein n Finnish: häntäluu (fi) French: coccyx (fr) m Galician: cóccix (gl) m German: Coccyx m (professional term); Steißbein (de) n (common language term) Greek: Ancient: κόκκυξ m (kókkux) Modern: κόκκυξ (el) m (kókkyx), ουρά (el) m (ourá) Hiligaynon: pigtot Hungarian: farkcsont (hu), farokcsont (hu) Icelandic: rófubein (is) Ilocano: kimmol Indonesian: tulang sulbi (id), tulang ekor (id), tulang tongkeng (id), koksiks Italian: coccige (it) Japanese: 尾骨 (ja) (びこつ, bikotsu), 尾骶骨 (びていこつ, biteikotsu), 尾閭骨 (びりょこつ, biryokotsu) Kapampangan: kaikut, kayikut Kazakh: құймышақ (qūimyşaq) Korean: 꼬리뼈 (kkorippyeo) Kurdish: Northern Kurdish: hestiyê qilênce Lithuanian: uodegikaulis Malay: tulang sulbi, tulang ekor, tulang cenonot, tulang kongkeng, tulang tongkeng, koksiks Maori: timu Navajo: atseeʼ Norwegian: Bokmål: haleben n, halebein n Nynorsk: halebein n Persian: دنبالچه‎ (fa) (donbâlče) Polish: kość guziczna (pl) f, kość ogonowa f Portuguese: cóccix (pt) m, mucumbu m (Northeast Brazil), curanchim m (Brazil) Romanian: noadă (ro) f Russian: ко́пчик (ru) m (kópčik) Sabah Bisaya: saligi' Scots: rumple-bane Serbo-Croatian: trtica (sh) f, trtičnjača f Sicilian: còcciggi m Slovak: kostrč (sk) f Slovene: trtica (sl) f Spanish: cóccix (es) m, coxis (es) m Swedish: svanskota c Tagal Murut: kalut Tagalog: puil, tulatod Thai: ก้นกบ (th) (gôn-gòp) Turkish: kuyruk sokumu (tr) Ukrainian: ку́прик m (kúpryk) Vietnamese: xương cụt (𩩫𥐒) West Coast Bajau: sengkurung

Further reading

• coccyx on Wikipedia.Wikipedia
• coccyx on Wikimedia Commons.Wikimedia Commons

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French

Etymology

Borrowed from Ancient Greek κόκκυξ (kókkux).

Pronunciation

• IPA^(key): /kɔk.sis/

• Audio

  (file)

Noun

coccyx m (plural coccyx)

1. (anatomy) coccyx, tailbone

Further reading

• “coccyx”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.

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Latin

Etymology

Borrowed from Ancient Greek κόκκῡξ (kókkūx).

Pronunciation

• (Classical) IPA^(key): /ˈkok.kyːks/, [ˈkɔkːyːks̠]
• (Ecclesiastical) IPA^(key): /ˈkot.t͡ʃiks/, [ˈkɔtː͡ʃiks]

Noun

coccȳx m (genitive coccȳgis); third declension

1. (anatomy) coccyx

Declension

Third-declension noun.

Case	Singular	Plural
Nominative	coccȳx	coccȳgēs
Genitive	coccȳgis	coccȳgum
Dative	coccȳgī	coccȳgibus
Accusative	coccȳgem	coccȳgēs
Ablative	coccȳge	coccȳgibus
Vocative	coccȳx	coccȳgēs

References

• “coccyx”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• coccyx in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette

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Portuguese

Noun

coccyx m (invariable)

1. Obsolete spelling of cóccix (used in Portugal until September 1911 and in Brazil until the 1940s).