O

O (n: o)

The fifteenth letter of the Latin-based script.

The fifteenth letter of the Greek-based script; Omicron.

The fifteenth letter of the Cyrillic-based script; Oh.

OpenType (n: 'o p@n tAip)

An electronic font format that allows either Postscript or TrueType outlines in the font file, and also enables complex and interesting behaviors of the glyphs: extended character sets of small caps, swash, ornamental variants, automatic ligatures, accenting, etc.

offset [litho] (adj: 'Of sEt)

In lithography, the use of an intermediate surface onto which the printing plate prints its image in mirror; the intermediate surface is then used to print onto the final surface of paper.

one-storey (adj: 'wVn 'stOr i)

The style of lowercase a that has only one bowl that extends from the baseline up to the x-height of the letter.

open space (n: 'o pEn spes)

In a design layout, the areas that are organized to not have text or image in them; the negative space in and around printed elements on a page.

overshoot (n: 'o v@r Sjut)

The distance by which a curved edge or vertex must pass through a baseline or height line to appear to be of equal height or depth as a straight edge along that same line. Overshoot counteracts the optical illusion that causes curves and triangles of equally-measured heights to seem shorter than rectangular shapes of the same measured height.