This is the 10450th most frequent Spanish word.
contagiado
Infected.
In this sentence, 'contagiado' is used as part of the reflexive verb 'se ha contagiado', meaning 'has caught' or 'has been infected by'. It describes an involuntary action.
Juan se ha contagiado del virus.
Juan has caught the virus.
Here, 'contagiado' is used metaphorically to imply that María's enthusiasm has spread among the group, inspiring them.
El entusiasmo de María nos ha contagiado a todos.
María's enthusiasm has infected us all.
This sentence shows 'contagiado' being discussed in an educational context as an abstract action, illustrating the transmissive nature of emotions.