hair space

1. 1.

   (printing) the narrowest of the spaces used to separate words or letters

   Broaderquad

   printing

Questions about hair space

What does hair space mean?

hair space means "(printing) the narrowest of the spaces used to separate words or letters".

Is hair space a common word?

hair space is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.