tailbone

American  

[teyl-bohn] / ˈteɪlˌboʊn /

noun

Anatomy.

1. the coccyx.

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tailbone Scientific  

/ tāl′bōn′ /

1. See coccyx

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Etymology

Origin of tailbone

First recorded in 1540–50; tail ¹ + bone

Example Sentences

Companies have skimped on dividends amid an epic bull run for stock prices, leaving the S&P 500’s yield of just 1.1% looking like finance’s vestigial tailbone—an evolutionary holdover without a clear purpose.

From Barron's

"I was like, 'Trust me, she's a performer, but she actually just fell and broke her tailbone... and she's in a wheelchair'," the actor says.

From BBC

Ducks coach Dana Altman said Dante had a bruised tailbone.

From Seattle Times

He missed time during Washington’s 2023 fall camp, too, after bruising his tailbone so badly he was unable to get in his defensive stance or even sit down for weeks.

From Seattle Times

Following this evolutionary split, the group of apes that includes present-day humans evolved the formation of fewer tail vertebrae, giving rise to the coccyx, or tailbone.

From Science Daily