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42 results for ISOTOPE

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

DateGridClueAuthor
Thu Oct 24, 201360AUranium 235, e.g.Peter A. Collins
Tue May 3, 201143DMember of a fictional Springfield baseball teamKevan Choset
Thu Apr 24, 20082DElemental form (2)Michael Langwald
Mon Dec 26, 200543DHeavy hydrogen, e.g. (2)Allan E. Parrish
Fri May 14, 200423AElemental form (2)Robert H. Wolfe
Wed Mar 17, 200412DChemical relativeA. J. Santora
Thu Aug 28, 20034DChemist's studyElizabeth C. Gorski
Sun Jun 9, 200272ACarbon-14, e.g.Randolph Ross
Sun Jul 15, 200188AHeavy hydrogen, e.g. (2)Elizabeth C. Gorski
Sun Mar 28, 199959AElement formCathy Millhauser
Tue Feb 16, 19999DU-235 or C-14, e.g.Randy Sowell

1 result for ISOTOPE from Variety puzzles.

DateTypeGridClueAuthor
Sep 21, 2003acrosticCDeuterium, to hydrogen, e.g.Emily Cox & Henry Rathvon

30 results for ISOTOPE from older pre-Shortz puzzles.

DateGridClueAuthorEditor
Tue Apr 19, 198812DU-235 is oneNancy JolineMaleska
Sun Jul 5, 198799DU 235, e.g.Barry L. CohenMaleska
Thu Dec 25, 198644DNuclideNorman WizerMaleska
Mon Apr 7, 198653ACarbon 14, for oneVirginia L. YatesMaleska
Sat Mar 15, 198627ACyclotron itemPatterson PeppleMaleska
Mon Aug 13, 198454AU 235 is oneEdward BobbMaleska
Fri Nov 4, 198329ANuclideBrett A. BlaylockMaleska
Sun Jan 18, 198183DIonium, e.g.William LutwiniakMaleska
Thu Jun 7, 197944DNuclideRobert KatzMaleska
Sat Mar 27, 19762DAtomic formH. Hastings ReddallWeng
Fri Mar 12, 197650AAtomic elementAnn JenkinsWeng
Sun May 11, 197535AAtomic formTap OsbornWeng
Sun Jul 14, 196816DVaried form of elementJack LuzzattoFarrar
Sun Apr 14, 1968114ANuclide.Diana SessionsFarrar
Sun Sep 25, 196642AAtomist's concern.Eugene MaleskaFarrar
Sun Jul 31, 196023AForm of a chemical element.William A. Lewis Jr.Farrar
Thu Nov 19, 195917AAtomic age word.UnknownFarrar
Wed Mar 25, 195910DWord in atomic terminology.Sidney LambertFarrar
Thu Jan 15, 195914AU 235 or U 238, for example.Jack LuzzattoFarrar
Sun Feb 16, 195829AElement much like another.Arthur LewisFarrar
Wed Jan 15, 195817AUranium 238, for instance.Jack LuzzattoFarrar
Fri Jul 23, 195421AWord used in Oak Ridge.UnknownFarrar
Fri May 25, 195140DChemical phenomenon.UnknownFarrar
Thu Mar 8, 19512DOne of several elements, having the same atomic number.UnknownFarrar
Sat Oct 21, 195010DElement resembling another in atomic structure.UnknownFarrar
Sun Jul 30, 195021AUseful form of a chemical element.W. W. WebsterFarrar
Sun Jul 9, 195021AOak Ridge output.Alice H. CookFarrar
Sun Apr 2, 1950101DForm of a chemical element.Leonard GoldbergFarrar
Sun Dec 25, 194923AElement having same atomic number as another.Willard N. JordanFarrar
Sun Sep 25, 194952DElement resembling another in atomic number but not weight.Jack LuzzattoFarrar