os sphenoidale (noun)

1. During the sacred ceremony, the priest adorned the os sphenoidale with intricate carvings.

2. In the animated series, the protagonist discovered a hidden power within the os sphenoidale that granted immense strength.

3. The haunted house was said to be inhabited by malevolent spirits that were drawn to the os sphenoidale of the previous owner.

4. The elven wizard used the os sphenoidale as a key to unlock the ancient gate and reveal a mystical realm beyond.