Yes, pica is a Scrabble word!
...and is worth 8 points in Scrabble, and 10 points in Words with Friends
pica
Noun
1. An eating disorder, frequent in children, in which non-nutritional objects are eaten persistently
2. A linear unit (1/6 inch) used in printing
3. Magpies
What Scrabble words can I make with the letters in pica?
3 Letter Words
2 Letter Words