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Showing results for coccyx. Search instead for coccic.
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

Around the age of 70, the sacrum and the coccyx may fuse together.

From Textbooks • Jun. 9, 2022

The vertebral column originally develops as 33 vertebrae, but is eventually reduced to 24 vertebrae, plus the sacrum and coccyx.

From Textbooks • Jun. 19, 2013

The greatest depth of the dilated pouch is on the posterior wall of the rectum, or just in front of the tip of the coccyx.

From Intestinal Ills Chronic Constipation, Indigestion, Autogenetic Poisons, Diarrhea, Piles, Etc. Also Auto-Infection, Auto-Intoxication, Anemia, Emaciation, Etc. Due to Proctitis and Colitis by Jamison, Alcinous B. (Alcinous Burton)