suppressor

One that suppresses.

A gene that suppresses the phenotypic expression of another gene, especially of a mutant gene.

A device, such as a resistor or grid, that is used in an electrical or electronic system to reduce unwanted currents.

One who suppresses, crushes, or quells; one who represses, checks, or stifles; one who conceals.

One who suppresses.

A device which suppresses something, especially an electronic or mechanical device.

A person who suppresses others, a tyrant.

A gene that suppresses the effect of another through epistasis.

someone who suppresses

a gene that suppresses the phenotypic expression of another gene (especially of a mutant gene)