[1] : The Collaborative International Dictionary of English v.0.48

pica \pi"ca\, n. l. pica a pie, magpie; in sense 3 prob. named
   from some resemblance to the colors of the magpie. cf. pie
   magpie.
   1. zool. the genus that includes the magpies.
      1913 webster

   2. med. a vitiated appetite that craves what is unfit for
      food, such as clay, chalk, ashes, coal, etc.;
      chthonophagia.

   syn: allotriophagy.
        1913 webster

   3. r. c. ch. a service-book. see pie. obs.
      1913 webster

   4. print. a size of type next larger than small pica, and
      smaller than english.
      1913 webster

   note: this line is printed in pica
         1913 webster

   note: pica is twice the size of nonpareil, and is used as a
         standard of measurement in casting leads, cutting
         rules, etc., and also as a standard by which to
         designate several larger kinds of type, as double pica,
         two-line pica, four-line pica, and the like.
         1913 webster

   small pica print., a size of type next larger than long
      primer, and smaller than pica.
      1913 webster

   note: this line is printed in small pica
         1913 webster
see also:
pie small pica 

Pica >> P Words
Pica, definition of term: Pica
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