An aviator is a pilot. Every aircraft you see in the sky has an aviator in it. Aviation is the science that makes airplanes and other vehicles that fly through the air. An aviator is someone who flies one of those vehicles.

Aviator style sunglasses are intended to be worn under headgear and are characterised by dark, oftentimes reflective lenses and thin monel, steel or titanium metal frames with double or triple bridges and bayonet earpieces or flexible cable temples that hook more securely behind the ears.