em

/ɛm/

/ɛm/

Definitions of em

1. noun

   a quad with a square body
   “since `em quad' is hard to distinguish from `en quad', printers sometimes called it a `mutton quad'”

   synonyms: em quad, mutton quad

   type of:

   area unit, square measure

   a system of units used to measure areas
2. noun

   a linear unit (1/6 inch) used in printing
   synonyms: pica, pica em

   type of:

   linear measure, linear unit

   a unit of measurement of length