Definitions

1. noun

The eye or a part of the body resembling an eye, especially a small circular opening or window, such as the oculus of a dome.

“The architect designed the oculus of the new skyscraper to allow sunlight to flood the lobby.”

2. noun

A circular opening in a dome or vault, especially in ancient Roman architecture.

“The tourists marveled at the oculus of the Pantheon, which allowed sunlight to illuminate the interior.”

3. noun

A device, such as a headset or a virtual reality (VR) system, that allows the user to see a virtual world or image.

“The gamer wore an oculus to experience the immersive VR game.”

4. noun

In computing, the central processing unit (CPU) or a component that serves as the focal point of a system.

“The oculus of the supercomputer handled complex calculations at incredible speeds.”