noun. one of the eight bones of the cranium; a small bone filled with air spaces that forms part of the eye sockets and the nasal cavity.
- ethmoid bone
- ἠθμοειδής (Ancient Greek (to 1453))
- ἠθμός (Ancient Greek (to 1453))
Sentences with ethmoid
1. Noun, singular or mass
The ethmoid sinuses are located deeper and closer to the nose, but can also cause pain under the cheekbone.
The temporal bones comprise the sides of the skull, and the ethmoid bone forms the wall that separates the cranial and facial parts of the skull.