Meaning of the word "lower jaw" in English

What does "lower jaw" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

lower jaw

US /ˈloʊ.ər dʒɔː/
UK /ˈləʊ.ər dʒɔː/

Noun

the mandible, the bone that forms the lower part of the skull and contains the lower teeth

Example:
The dentist examined his patient's lower jaw.
He sustained a fracture to his lower jaw in the accident.