format

noun

1. The layout of a publication or document.

   “The older manuscripts had been written in a much larger format than that found convenient for university work.”

2. (broadly)The form of presentation of something.
3. The type of programming that a radio station broadcasts; such as a certain genre of music, news, sports, talk, etc.

   “The radio station changed the format of its evening program.”

4. A file type.

verb

1. To create or edit the layout of a document.
2. Change a document so it will fit onto a different type of page.
3. To prepare a mass storage medium for initial use, erasing any existing data in the process.

   “I lost weeks of work when I inadvertently formatted my hard drive.”