breakthru

From break +‎ thru.

• IPA^(key): /ˈbɹeɪkθɹuː/

• Audio (US):

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breakthru (not comparable)

1. (US, nonstandard) Alternative spelling of breakthrough

   a breakthru technological advance

   • 2010, Voris Weldon McBurnette, editor, The 108th Training Command‎, Government Printing Office, →ISBN, page 68:

     The Breakthru Battalion

breakthru (plural breakthrus)

1. (US, nonstandard) Alternative spelling of breakthrough (advance through enemy lines).
   • 1945 February 20, “Byrnes Clamps War Curfew on Amusement”, in Tribune, Tribune:

     The curfew decree comes as the latest of a list of steadily tightening home front controls ordered since the German breakthru in Belgium.

   • 2012, “Breakthru”, in Axis and Allies‎, archived from the original on 14 July 2012:

     A successful breakthru opens a "window of opportunity" to perform a variety of tactical maneuvers, many of which can leave the enemy at a disadvantage.

2. (US, nonstandard) Alternative spelling of breakthrough (major progress, great innovation).
   • 1998, Michael Engelhard, Proceedings of the International Symposium on Thin Film Materials, Processes‎ (Technology and Engineering), The Electrochemical Society, →ISBN, page 145:

     The role of aluminum native oxide breakthru was studied.

   • 2007, Stuart Ward, Strange Days Indeed: Memories of the Old World‎ (Fiction), →ISBN, page 202:

     Tenuous breakthrus were made in the U.S.

   • 2008, Paul A. LaViolette, Secrets of Antigravity Propulsion‎, Inner Traditions, →ISBN, page 477:

     New ZPE Breakthru—Magnetic Resonance Amplifier

   • 2008, Franz Ucko, My God Works Miracles for Me‎, AuthorHouse, →ISBN, page 201:

     The have made the desert bloom … they have achieved more breakthrus in technology and in agriculture.