PLANAR
Set to 2 different clues across 5 published puzzles, most often “Two-dimensional” — The New York Times, Tuesday, 13 December 2005.
6 letters
Every clue on record, most used first
- Two-dimensional3 times
The New York Times — Tuesday, 13 December 2005
- Flat2 times
The New York Times — Wednesday, 27 April 2011