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em quad

American  

noun

  1. a square unit of area, one em on each side.

  2. a quad having such an area.


Etymology

Origin of em quad

First recorded in 1870–75

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The thickness of the hair space does not always bear the same proportion to the em quad; in some sizes it is one sixth of the em, in others it may be one eighth or one twelfth.

From Project Gutenberg