The American Heritage® Dictionary of the English Language, 4th Edition
adj. Of or relating to a nucleotide sequence that is complementary to a sequence of messenger RNA. When antisense DNA or RNA is added to a cell, it binds to a specific messenger RNA molecule and inactivates it.
n. A molecule which interacts with a complementary strand of nucleic acids, so as to suppress its transcription.
Word Usage
"The researchers also suppressed CPE-delta N in mice using an experimental approach called antisense and found tumors implanted into the animals did not spread."