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65 results for SIGMA

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

DateGridClueAuthor
Thu Mar 15, 201864AArithmetic series symbol (2)Joe DiPietro
Thu May 26, 201655ALetter before 7-DownAndrew Zhou
Sun Jun 14, 201599AStandard deviation symbol (5)Randolph Ross
Sun Mar 1, 201548AWith 65-Down, 160-year-old fraternity founded at Miami University of OhioFinn Vigeland
Tue Oct 21, 201444AΣPatrick Blindauer
Sat Jan 11, 201439ASum symbolMartin Ashwood-Smith
Sun Feb 17, 20131ASummation symbol in math (2)Ian Livengood and J.A.S.A. Crossword Class
Tue Apr 17, 201251DSummation symbol in math (2)Milo Beckman
Mon Apr 2, 20129DGreek "S" (2)Lynn Lempel
Sun Jan 22, 201227AHead of ancient Sparta?Adam Fromm
Tue Jun 21, 201159ASummation signifier, in mathKelsey Boes
Thu Nov 19, 20096ASymbol in a Riemann sumTyler Hinman and Jeremy Horwitz
Tue Sep 29, 200951DSummation symbolPaula Gamache
Sun Mar 15, 2009109DArithmetic series symbol (2)Patrick Berry
Sat Nov 4, 200625DStandard deviation symbol (5)Rich Norris
Tue Dec 6, 200566ACalculus symbolNancy Salomon
Sun Feb 15, 2004107AStandard deviation symbol (5)Derrick Niederman
Sat Jan 3, 20045AStandard deviation symbol (5)James M. and James C. Jenista
Sun Aug 18, 2002103D___ Society (super-high I.Q. group)Michael Ashley
Wed Jul 24, 200246DScience society ___ XiEric Berlin
Sun Sep 30, 200158DSymbol of conductivityCon Pederson
Sun Jul 15, 200129DStandard deviation symbol (5)Elizabeth C. Gorski
Sat Dec 2, 200052DFraternity letterDavid J. Kahn
Tue Jun 15, 19999A___ Alpha Epsilon fraternityStephanie Spadaccini
Tue Mar 23, 199955AGreek S (2)Nathaniel Weiss
Mon Apr 28, 199762AGreek letterPeter Gordon

2 results for SIGMA from Variety puzzles.

DateTypeGridClueAuthor
Sep 19, 2010cryptic18AFraternity symbol, sign and map left incomplete (5)Emily Cox & Henry Rathvon
Aug 6, 2000panda23AMagi's characterMel Taub

37 results for SIGMA from older pre-Shortz puzzles.

DateGridClueAuthorEditor
Thu Aug 1, 199125D" . . . sweetheart of ___ Chi"Eli WesoffMaleska
Mon May 13, 19915ATau's predecessorArthur S. VerdescaMaleska
Sat May 5, 199017AFrat letterDaniel GirardiMaleska
Sun Sep 24, 198956DEssIrene SmullyanMaleska
Thu Aug 25, 198826DGreek letterWilliam CanineMaleska
Sun Aug 24, 19869A"The Sweetheart of ___ Chi"Arnold MossMaleska
Sun Sep 30, 198495AMillesecondHarriet Gilson RosenbergMaleska
Wed Jul 25, 198441AGreek letterWhittenMaleska
Fri Jun 18, 19826DStart for SophoclesI. Judah KoolykMaleska
Wed Jul 29, 198121DGreek letterJeanette K. BrillMaleska
Sun Jul 26, 198154DBetween rho and tauMaura B. JacobsonMaleska
Sun Jan 11, 198168DSummation symbolStanley GlassMaleska
Sun Mar 20, 197735DMillisecondRuth N. SchultzMaleska
Sun Dec 5, 1976111DGreek letterMaura B. JacobsonWeng
Sun Sep 9, 1973117DGreek letterGladys V. MillerWeng
Sat Jun 10, 197244DGreek letterUnknownWeng
Wed Oct 9, 196843AGreek letter.UnknownFarrar
Sun Jul 28, 196894AGreek letterSidney LambertFarrar
Mon Mar 11, 196830AGreek letter.UnknownFarrar
Sun Aug 13, 196710AGreek letter.Hume R. CraftFarrar
Sun Apr 2, 196750AGreek letter.A. J. SantoraFarrar
Sat Dec 10, 19661AGreek letter.UnknownFarrar
Wed Sep 30, 19648DFraternity letter.UnknownFarrar
Sun Nov 24, 196350D___ Chi.Eugene T. MaleskaFarrar
Thu Dec 6, 196246D___ VII.UnknownFarrar
Sun Nov 4, 196261AWally's ___ 7.Diana SessionsFarrar
Mon Jan 29, 196239DGreek letter.Bettie Lou FisherFarrar
Sun Aug 6, 19614AGreek letter.Christine ValenceFarrar
Tue Jun 27, 196156AGreek letter.UnknownFarrar
Sat Dec 31, 196050DGreek letter.UnknownFarrar
Thu Jun 18, 19598AGreek letter.S. A. KayFarrar
Mon Dec 23, 19575DGreek letter.UnknownFarrar
Sat Oct 1, 19556D___ Chi.Mel TaubFarrar
Tue Mar 23, 195449DGreek letter.UnknownFarrar
Mon Feb 23, 195317A___ Xi, fraternity for science research.Edward BucklerFarrar
Sun Apr 30, 1950119AGreek "S."Harold T. BersFarrar
Sun Dec 21, 1947107DGreek letter.Elizabeth JacksonFarrar