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Meaning of antisense

an•ti•sense

Pronunciation: (an"tē-sens', an"tī-), [key]
  1. 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.