breastbone

«breastbone» in Mova's school dictionary: The long flat bone in the middle of the chest, joining… — its meaning for a pupil, its sense in the lessons and examples, with 1 sentence of Mova's corpora that use it.

part of speech

noun (a breastbone, breastbones)

meaning for a pupil

1) The long flat bone in the middle of the chest, joining the ribs at the front; its scientific name is the sternum. tree →

2) The same bone in a bird, where its flying muscles are fixed. tree →

sense in the lessons

In science lessons on the skeleton it is labelled as the sternum; it protects the heart and lungs together with the ribs. In first aid, chest compressions in CPR are done on the lower half of the breastbone. Phrases: the breastbone, behind the breastbone.

examples

• Your ribs join your breastbone at the front. tree →
• The scientific name for the breastbone is the sternum. tree →
• In CPR you press down on the lower half of the breastbone. tree →
• A bird's breastbone has a big ridge for its flight muscles. tree →
• The heart sits just behind the breastbone, a little to the left. tree →
• Label the breastbone on the skeleton diagram. tree →

note

Countable, one word. Scientific term: sternum. Only learn CPR from a trained first-aider; never practise it on a real person.

In the corpora

• A bird's strong flight muscles are fixed to a keel on its breastbone.

Trees and pragmatics

Every meaning and example of «breastbone» parsed by Mova, each sentence with its dependency tree and frames.