suppresser


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Related to suppresser: suppresser gene

sup·pres·sor

 (sə-prĕs′ər)
n.
1. or sup·press·er One that suppresses: a suppressor of free speech.
2. A gene that suppresses the phenotypic expression of another gene, especially of a mutant gene.
3. A device, such as a resistor or grid, that is used in an electrical or electronic system to reduce unwanted currents.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.suppresser - someone who suppresses; "dictators are suppressors of free speech"
controller, restrainer - a person who directs and restrains
2.suppresser - a gene that suppresses the phenotypic expression of another gene (especially of a mutant gene)
cistron, gene, factor - (genetics) a segment of DNA that is involved in producing a polypeptide chain; it can include regions preceding and following the coding DNA as well as introns between the exons; it is considered a unit of heredity; "genes were formerly called factors"
tumor suppressor gene - a suppressor gene that blocks unscheduled cell division
3.suppresser - an electrical device for suppressing unwanted currents
electrical device - a device that produces or is powered by electricity
lightning arrester, spike arrester, spike suppressor, surge protector, surge suppressor - electrical device inserted in a power line to protect equipment from sudden fluctuations in current