Definition of "mistrial" []

• A trial that becomes invalid because of basic prejudicial error in procedure. (noun)
• An inconclusive trial, as one in which the jurors fail to agree on a verdict. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "And her case — declared a mistrial is now scheduled for June 15."
• "As soon as the word mistrial was pronounced, there have been no more reports."
• "The mistrial was a major setback for the US government, which spent a year preparing the case."