synsacrum

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noun

The bone in birds composed of the sacrum and some lumbar or caudal vertebrae fused together.

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Meanings

nounsynsacrum (plural synsacrums or synsacra)

plural synsacrums · plural synsacra

  1. anatomyThe bone in birds composed of the sacrum and some lumbar or caudal vertebrae fused together.

Origin

From syn- + sacrum.

Full word history & related roots →
Cite this entry
APA

synsacrum. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/synsacrum

MLA

“synsacrum.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/synsacrum. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “synsacrum,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/synsacrum.

Source: synsacrum on Wiktionary, CC BY-SA 4.0.