minify

verb3

1. •
   To make smaller.

   • Schneckenburger strives to make it appear that Baur unduly minifies the Christian element in Manichaeism. — 1887
2. •
   To reduce in apparent size, as for example objects viewed through a lens or mirror shaped so as to increase the field of view, such as a convex or aspheric mirror or a Fresnel lens.
3. •
   To remove white space and unnecessary characters from source code in order to reduce its size.

   • When code is minified, all comments are removed, as well as unneeded whitespace characters (space, newline, and tab). — 2008