ARCSINE
Set to 5 different clues across 5 published puzzles, most often “30°, for 0.5” — The New York Times, Friday, 8 July 2011.
7 letters
Every clue on record, most used first
- 30°, for 0.5once
The New York Times — Friday, 8 July 2011
- Trig angleonce
The New York Times — Sunday, 21 September 2008
- Function whose domain is between -1 and 1once
The New York Times — Saturday, 1 March 2008
- Inverse math functiononce
The New York Times — Tuesday, 3 August 1999
- It's measured in radiansonce
The New York Times — Saturday, 23 January 1999