)A design for a set of characters. Popular typefaces include Times Roman, Helvetica, and Courier. The typeface represents one aspect of a font. The font also includes such characteristics as size, weight, italics, and so on.
There are two general categories of typefaces: serif and sans serif. Sans serif typefaces are composed of simple lines, whereas serif typefaces use small decorative marks to embellish characters and make them easier to read. Helvetica is a sans serif type and Times Roman is a serif type.