BOOLEAN
Set to 3 different clues across 4 published puzzles, most often “Kind of algebra” — The New York Times, Saturday, 19 March 2005.
7 letters
Every clue on record, most used first
- Kind of algebra2 times
The New York Times — Saturday, 19 March 2005
- Like some algebraonce
The New York Times — Sunday, 23 September 2001
- Like some computer searchesonce
The New York Times — Friday, 1 June 2001