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/ˈkɑksɪks/ · noun
(medicine, formal) The final (bottom-most) fused vertebrae at the base of the spine, the tailbone..
He lands on the concrete path and bounces on his coccyx, which cracks the base of his spine.
An actor herself, McAlpine was hands-on, demonstrating “how you penetrate” on screen: “If you can move your coccyx, just arch your back slightly, it looks fantastic,” she says happily. “Those orgy scenes were amazing.”
Use coccyx when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Coccyx means (medicine, formal) The final (bottom-most) fused vertebrae at the base of the spine, the tailbone..
Common synonyms include tailbone, tail bone.
The opposite depends on the specific sense.
He lands on the concrete path and bounces on his coccyx, which cracks the base of his spine.
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