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Showing results for coccyx. Search instead for coccyges.
Definitions

coccyx

[kok-siks] / ˈkɒk sɪks /
NOUN
small of the back
Synonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The boy was fifteen, skinny, almost malnourished, so that the hip bones and coccyx stood out sharply.

From The Wall Street Journal • Nov. 11, 2025

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 • Feb. 28, 2024

The coccyx is small and derived from the fusion of four small vertebrae.

From Textbooks • Jun. 19, 2013

The pelvic diaphragm, spanning anteriorly to posteriorly from the pubis to the coccyx, comprises the levator ani and the ischiococcygeus.

From Textbooks • Jun. 19, 2013

Our coccyx is a vestige of the tail of animals.

From The Sexual Question A Scientific, psychological, hygienic and sociological study by Forel, Auguste