LUMEN
Set to 4 different clues across 4 published puzzles, most often “Measure of light” — The New York Times, Sunday, 11 March 2007.
5 letters
Every clue on record, most used first
- Measure of lightonce
The New York Times — Sunday, 11 March 2007
- Bulb unitonce
The New York Times — Sunday, 20 November 2005
- Unit of lightonce
The New York Times — Monday, 5 June 2000
- Light bulb unitonce
The New York Times — Saturday, 28 October 1995