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breastbone
1 ENTRIES FOUND:
breastbone
(noun)
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breastbone
/
ˈ
brɛstˌboʊn/
noun
plural
breastbones
breastbone
/
ˈ
brɛstˌboʊn/
noun
plural
breastbones
Learner's definition of BREASTBONE
[
count
]
:
a flat, narrow bone in the middle of the chest to which the ribs are connected
—
called also
sternum
—
see
picture
at
human
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