mandible
🇺🇸
/ˈmændɪbl/
🇬🇧
/ˈmændɪbl/
The lower jawbone in humans and some animals.
The doctor examined the patient's mandible for any fractures.
The upper or lower part of a bird's beak.
The ornithologist studied the structure of the bird's mandible to identify its species.
The front part of an insect's mouth, used for biting and crushing food.
The insect's mandible was strong enough to break open the hard seed.