1. (Science: zoology) The genus that includes the magpies.
2. (Science: medicine) A vitiated appetite that craves what is unfit for food, as chalk, ashes, coal, etc.; chthonophagia.
3. A service–book. See pie.
4. A size of type next larger than small pica, and smaller than english.
This line is printed in pica
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. Small pica, a size of type next larger than long primer, and smaller than pica.
This line is printed in small pica
Origin: L. Pica a pie, magpie; in sense 3 prob. Named from some resemblance to the colours of the magpie. Cf. Pie magpie.