a font source from which instances of arbitrary size can be derived

a font that can be resized on the screen or when you print to any point size without becoming distorted

A font represented in an object-oriented graphics language such as PostScript or TrueType. Such fonts are called scalable because the representation of the font defines the shape of each character (the typeface) but not the size. Given a typeface definition, a scalable-font system can produce characters at any size (or scale).

A font which is defined mathematically and can be rendered at any size.

sometimes called object-oriented or outline fonts, a versatile font available in graphics oriented language such as TrueType or Postscript that can be used to print characters of high resolution and of any size.