Angular

"Angular" usually is an adjective, as in the following examples -

Angular relates to an angle or angles, having an angle or angles.

Angular may also refer to:

• AngularJS, an open-source JavaScript framework
• Angular Recording Corporation, a British independent record label

In anatomy:

• Angular artery, the terminal part of the facial artery
• Angular bone, a large bone in the lower jaw of amphibians and reptiles
• Angular incisure, a small anatomical notch on the stomach
• Angular gyrus, a region of the brain in the parietal lobe
• Angular vein, formed by the junction of the frontal vein and supraorbital vein

However, "angular" can also be a noun - in its noun form, "angular" means "Angular bone"

https://en.wikipedia.org/wiki/Angular