light ballast

1. 1.

   an electrical device for starting and regulating fluorescent and discharge lamps

   Synonymsballast

   Broaderelectrical device

Questions about light ballast

What does light ballast mean?

light ballast means "an electrical device for starting and regulating fluorescent and discharge lamps".

What is another word for light ballast?

Close synonyms include ballast. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.

Is light ballast a common word?

light ballast is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.