This is the 11938th most frequent Spanish word.
impidió
"Impidió" means "prevented" or "blocked."
Here 'impidió' is used to indicate that the rain acted as a barrier or obstacle preventing the activity of going out.
La lluvia fuerte impidió que saliéramos al parque.
The heavy rain prevented us from going out to the park.
In this sentence, 'impidió' is used to denote that the illness caused an inability or obstruction to perform the action of attending the meeting.
Su enfermedad impidió que asistiera a la reunión.
His illness prevented him from attending the meeting.
Here, 'impidió' refers to how the congested traffic acted as an obstacle to punctual arrival.