Em (noun) Definition, Meaning & Examples

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noun, plural ems.
  1. the letter M, m.
  2. Also called mut, mutton. Printing.
    • the square of any size of type used as the unit of measurement for matter printed in that type size.
    • (originally) the portion of a line of type occupied by the letter M in type of the same size.
  3. em pica.
adjective
  1. having the area of an em quad or the length of an em dash.
pronoun Informal.
  1. them: Put 'em down there.
Symbol, Physical Chemistry.
  1. emanation (def. 3).
abbreviation
  1. electromagnetic.
  2. electromotive.
  3. electronic mail.
  4. electron microscope; electron microscopy.
  5. end matched.
  6. Engineer of Mines.
  7. enlisted man; enlisted men.
  1. variant of en-1 before b, p, and sometimes m:embalm.
  1. variant of en-2 before b, m, p, ph:embolism, emphasis.
abbreviation
  1. Earl Marshal.
  2. Engineer of Mines.
noun printing
  1. the square of a body of any size of type, used as a unit of measurement
  2. a unit of measurement used in printing, equal to one sixth of an inch
pronoun
  1. an informal variant of them
prefix
  1. before b, m, and p, a variant of en- 1, en- 2
Em (noun) Definition, Meaning & Examples

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