sacrum

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sacrum

  • /ˈsækɹəm/ US, UK
  • /ˈseɪkɹəm/ US, UK

Where it comes from

From Latin os sacrum (“holy bone”), a calque of Ancient Greek ἱερὸν ὀστέον (hieròn ostéon). Apparently so called either because the sacrum was the part of the animal offered in sacrifice or because of a putative belief that it is where a person's soul resides. A third explanation is that the term is a translation of Ancient Greek ἱερόν (hierón), which has two meanings: “holy, sacred”, and “big” — big being a more appropriate description of the sacrum — but compare.

noun sacra · sacrums

  1. A large triangular bone at the base of the spine, located between the two ilia (wings of the pelvis) and formed from vertebrae that fuse in adulthood.

    Similar: holy bone

Translations

Every language

noun bone at the base of the spine

Españolsacro, hueso sacro
한국어엉치뼈 eongchippyeo, 천골 cheon'gol
日本語仙骨 senkotsu, 薦骨 senkotsu
中文骶骨 dǐgǔ
Portuguêssacro
Françaissacrum
DeutschKreuzbein
Italianoosso sacro
Ελληνικάιερό οστό ieró ostó
Русскийкресте́ц krestéc
Tiếng Việtxương mông
العربيةعَجُزِ ʕajuzi
עבריתעצם העָצֶה

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Cite this
MLA

"sacrum." Wiktionary, via Micwyn, micwyn.com/word/sacrum. Accessed 6 Nov. 2026.

APA

sacrum. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/sacrum

Chicago

"sacrum." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/sacrum.

BibTeX
@misc{sacrum_2026,
  title = {sacrum},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/sacrum},
  urldate = {2026-11-06}
}