Letters, numbers, and symbols in consistent
type-weight and typestyle
that make up a complete set (type family) of a distinctive design
of printing type such as Ariel, Helvetica, Times Roman and thousands others. Most typefaces are available in different typestyles (roman, italic, bold, extrabold, condensed
, etc.) and are chosen for a particular piece of text on the basis of (1) legibility, (2) readability, (3) appropriateness
for the audience
and the message
, (4) reproducibility, and (5) practicality.