minify

To make smaller or less significant; reduce.

To make little or less; make small or smaller; lessen; diminish.

To make of less value or importance; treat as of slight worth; slight; depreciate.

In both senses opposed to magnify.

To make small, or smaller; to diminish the apparent dimensions of; to lessen.

To degrade by speech or action.

To reduce in size

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

To remove white space and unnecessary characters from a web page in order to reduce its size and improve download time

make smaller