pica1 ['p??k?]
¦ noun Printing
1. a unit of type size and line length equal to 12 points (about 1/6 inch or 4.2 mm).
2. a size of letter in typewriting, with 10 characters to the inch (about 3.9 to the centimetre).
Origin
C16: from Anglo-Latin pica (lit. 'magpie'), commonly identified with a 15th-cent. book of rules about Church feasts.
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pica2 ['p??k?]
¦ noun Medicine a tendency or craving to eat substances other than normal food, occurring during childhood or pregnancy or as a symptom of disease.
Origin
C16: mod. L., from L., lit. 'magpie', prob. translating Gk kissa 'magpie', also 'false appetite'.