simulates bearer of has characteristic is bearer of participates in simulating of process of type X simulation of organism simulation of recovered organism A simulated organism in a simulated population that is neither susceptible, exposed, nor infectious for a particular simulated disease. Note that the name for this concept, were it to be named based on its intent, would be ‘immune.’ However, in the practice domain of epidemiology this concept is traditionally termed ‘recovered.’ The problem with the traditional name is that organisms can be considered ‘recovered’ by virtue of having been vaccinated, which differs from lay usage. A simulated organism in a simulated population that is not susceptible. susceptibility organism