suppressor

(redirected from Suppresor)
Also found in: Dictionary, Thesaurus, Medical.
Related to Suppresor: surge suppressor, suppressor mutation

suppressor

[sə′pres·ər]
(electricity)
In general, a device used to reduce or eliminate noise or other signals that interfere with the operation of a communication system, usually at the noise source.
Specifically, a resistor used in series with a spark plug or distributor of an automobile engine or other internal combustion engine to suppress spark noise that might otherwise interfere with radio reception.
(electronics)
(spectroscopy)
In an analytical procedure, a substance added to the analyte to reduce the extraneous emission, absorption, or light scattering caused by the presence of an impurity.