Is voided a word in the Scrabble Dictionary

Yes, voided is playable

...and is worth 12 points.

Found in the following dictionaries

Enable (Words with friends)
SOWPODS (Collins Scrabble Words)
OTCWL2014 (NASPA Word List 2014)
TWL06 (NASPA List 2006)

"Voided" Definition

adjective

Heraldry Having the central area cut out or left vacant, leaving an outline or narrow border: a voided lozenge.
Having the inner part cut away or left vacant with a narrow border left at the sides.