tailbone

[teyl-bohn]

Origin of tailbone

First recorded in 1540–50; tail1 + bone
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

tailbone in Medicine

tailbone

[tālbōn′]
n.
  1. coccyx
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

tailbone in Science

tailbone

[tālbōn′]
  1. See coccyx.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.