Breadcrumb Home > Dictionary > Index A antisense: Meaning and Definition of Find definitions for: an•ti•sense Pronunciation: (an"tē-sens', an"tī-), [key] of or pertaining to a gene that is derived from RNA or complementary DNA, is inserted in reverse orientation into a strand of DNA, and is used in genetic engineering to regulate genetic expression of a trait. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. anti-Semitism antisepsis TrendingHere are the facts and trivia that people are buzzing about. Biographies: Notable Jewish Religious Leaders Current Events This Week: September 2023 Hispanic Population and the 2010 U.S. Census Preamble of the United Nations Charter The Jewish Calendar ✖ Related Content Daily Word Quiz: qiviut Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language