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11 results for COSEC

7 Shortz Era entries found. Click any date for context. Repeated clues show (number of Shortz Era occurrences).
See the dictionary definition for COSEC.

Wednesday, November 22, 20177DSine's reciprocal, in trigTimothy Polin
Wednesday, November 15, 201753DSine's reciprocal, brieflySteven E. Atwood
Tuesday, April 22, 201412DTrig ratioEd Sessa
Sunday, December 4, 2011103AReciprocal function in trigKelsey Blakley
Thursday, March 20, 200351DTrig. function (3)Manny Nosowsky
Saturday, October 4, 199727DTrig function (3)Rich Norris
Wednesday, June 25, 199714ATrig. function (3)Elizabeth Gorski

4 results for COSEC from older pre-Shortz puzzles.

Monday, September 4, 198922DWord used in trig.Reginald L. JohnsonMaleska
Sunday, February 15, 197041AMath abbreviationBert BeamanWeng
Sunday, December 1, 195741ASecant, in trigonometry: Abbr.Sidney LambertFarrar
Thursday, May 31, 195627ATrigonometry secant: Abbr.Jack LuzzattoFarrar