If you are working on a project that requires a free, redistributable font with the same physical dimensions (metric-compatible) as Arial, consider these alternatives:
The term "Western" in the context of fonts usually refers to the font's character set and encoding, which is designed to support Western European languages, such as English, French, German, Italian, and Spanish. Arial Normal Western Panose Default Font Free LINK Download
Arial is a proprietary font owned by Monotype Imaging. It is not generally "free" to download standalone, but you likely already have it. If you are working on a project that