breastbone

[ brest-bohn ]
/ ˈbrɛstˌboʊn /

noun

the sternum.

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Origin of breastbone

before 1000; Middle English brust-bon, Old English brēostbān. See breast, bone
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for breastbone

British Dictionary definitions for breastbone

breastbone
/ (ˈbrɛstˌbəʊn) /

noun

the nontechnical name for sternum
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for breastbone

breastbone
[ brĕstbōn′ ]

n.

sternum
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for breastbone

breastbone
[ brĕstbōn′ ]

See sternum.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.