GEOL
Set to 3 different clues across 6 published puzzles, most often “Earth sci.” — The New York Times, Tuesday, 9 November 2010.
4 letters
Every clue on record, most used first
- Earth sci.4 times
The New York Times — Tuesday, 9 November 2010
- One of the phys. sciencesonce
The New York Times — Friday, 12 October 2001
- Seismologist's field: Abbr.once
The New York Times — Friday, 24 August 2001