Aero
Aero is a term derived from the Greek word aēr, meaning air. In English it is used both as a prefix and as a standalone name across multiple contexts. As a prefix, aero- appears in terms such as aerodynamics, aerospace, aerosol, and aerology, tying its usage to air, atmosphere, and aviation.
As a brand or product name, Aero most prominently refers to a chocolate bar produced by Nestlé,
In computing, Windows Aero denotes a design language associated with Microsoft Windows Vista and Windows 7.
Beyond these uses, the term aero often appears in branding to evoke lightness, speed, or air-related associations.