passive carrier

passive carrier

Etymology: L, passivus + OFr, carier
1 a healthy person whose body carries the causal organisms of an infectious disease although the person has not contracted the disease and remains symptomless.
2 a person who carries a gene associated with a hereditary trait although the trait is not expressed in the person. Also called symptomless carrier.
References in periodicals archive ?
In that scenario, processes within a nerve cell determine whether or not to fire an electrical impulse, and the wire, called an axon, is a passive carrier of that signal.
About 90% of people are infected with the virus, usually beginning in childhood, and are asymptomatic, passive carriers.

Full browser ?