breastbone

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See also: breast bone

English[edit]

English Wikipedia has an article on:
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Alternative forms[edit]

Etymology[edit]

From Middle English brust-bon, brestbon, from Old English brēostbān (breastbone), equivalent to breast +‎ bone.

Noun[edit]

breastbone (plural breastbones)

  1. (anatomy) The central narrow bone in the front of the chest, connecting the collarbone and the top ribs.
    • 1899, Joseph Conrad, chapter I, in Heart of Darkness:
      He lapped out of his hand, then sat up in the sunlight, crossing his shins in front of him, and after a time let his woolly head fall on his breastbone.

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