repressor
- n an agent that represses
- Before the usual voices claim that the sectarian violence in Iraq is evidence of the futility of toppling Saddam Hussein, consider that the worst repressor of individual freedom in .
- Once they had grown all the seeds they needed, they would soak them in an antibiotic bath that neutralized the genetic repressor--rendering them infertile.
- When only other nutrients were present, however, the amount of this enzyme was drastically reduced; a repressor apparently turned off the gene that controlled its production.