coccyx

noun
coc·cyx | \ ˈkäk-siks \
plural coccyges\ˈkäk-sə-ˌjēz \ also coccyxes\ˈkäk-sik-səz \

Definition of coccyx 

: a small bone that articulates with the sacrum and that usually consists of four fused vertebrae which form the terminus of the spinal column in humans and tailless apes

Examples of coccyx in a Sentence

Recent Examples on the Web

The suspension keeps the driver in touch with the road while protecting the coccyx from too many bumps and bruises. John Scott Lewinski, Ars Technica, "A 5-liter V8 in a world of small-capacity turbos: The 2018 Lexus GS F," 8 Apr. 2018 Ab rotation The human spine is composed of five sections: cervical, thoracic, lumbar, sacrum and coccyx. Philly.com, "5 easy exercises you can do from your chair," 27 Mar. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'coccyx.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of coccyx

1615, in the meaning defined above

History and Etymology for coccyx

New Latin, from Greek kokkyx cuckoo, coccyx; from its resemblance to a cuckoo's beak

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Dictionary Entries near coccyx

coccyg-

coccygeal

coccygeo-

coccyx

Coccyzus

coch

Cochabamba

Statistics for coccyx

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Time Traveler for coccyx

The first known use of coccyx was in 1615

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More Definitions for coccyx

coccyx

noun

English Language Learners Definition of coccyx

: the small bone at the end of the spine

coccyx

noun
coc·cyx | \ ˈkäk-siks \
plural coccyges\ˈkäk-sə-ˌjēz \ also coccyxes\ˈkäk-sik-səz \

Medical Definition of coccyx 

: a small bone that articulates with the sacrum and that usually consists of four fused vertebrae which form the terminus of the spinal column

More from Merriam-Webster on coccyx

Britannica.com: Encyclopedia article about coccyx

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