a gene that suppresses the phenotypic expression of another gene (especially of a mutant gene)
"The researcher identified a specific suppressor gene that restored normal coloration by silencing the harmful mutation in the fruit fly's pigment pathway."
an electrical device for suppressing unwanted currents
"The engineer installed a new suppressor on the circuit board to eliminate the static noise interfering with the signal."
A device which suppresses something, especially an electronic or mechanical device.
"The technician replaced the faulty noise suppressor to restore clear audio in the conference call system."