What is Pica?

Pica definition and meaning on Dictionary terms:
noun Printing.
a 12-point type of a size between small pica and English.
the depth of this type size as a unit of linear measurement for type, pages containing type, etc.; one sixth of an inch.
a 12-point type, widely used for typewriters, having 10 characters to the inch.


reference: www.dictionary.com/browse/pica