the GNU version of the Collaborative International Dictionary of English
n. Wrong treatment.
The Century Dictionary and Cyclopedia
n. Wrong or unkind treatment; abuse.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. the practice of treating (someone or something) badly
Word Usage
"TheAmerican Citizen Services Unit will visit American prisoners to asses reasonable treatment - within the norms of Mexican jails, and where mistreatment is believed to have occurred, file a Protest."