f. pat. Enfermedad contagiosa benigna, producida por un virus y habitual en los niños, que se manifiesta con fiebre y una erupción cutánea similar a la de la viruela: las personas que pasan la varicela quedan inmunes a su virus.
f. pat. Benign contagious disease, caused by a virus and common in children, which manifests itself with fever and a rash similar to that of smallpox: people who pass chickenpox are immune to their virus.