Grossly wicked or reprehensible; abominable: a heinous crime. (adjective)
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.
Use "heinous" in a sentence
"Turkey's foreign ministry condemned what it called a "heinous assassination.""
"Susan Rice, the U.S. ambassador to the U.N., said she was outraged by what she called a "heinous" bombing."
"He described what he called the heinous nature of the crime, insisting that a troubled past couldn't justify Komisarjevsky's actions."