Search Result for "light ballast":
Wordnet 3.0

NOUN (1)

1. an electrical device for starting and regulating fluorescent and discharge lamps;
[syn: ballast, light ballast]



WordNet (r) 3.0 (2006):

light ballast
    n 1: an electrical device for starting and regulating
         fluorescent and discharge lamps [syn: ballast, light
         ballast]