This is the 3788th most frequent Catalan word.
aparició
Appearance or emergence.
Here, 'aparició' is used to describe the act of a book being published or made available.
La aparició del llibre va ser sorpresa.
The appearance of the book was a surprise.
In this sentence, 'aparició' refers to the phenomenon of a rainbow becoming visible in the sky.
Va explicar l'aparició de l'arc de Sant Martí després de la pluja.
He explained the appearance of the rainbow after the rain.
This usage of 'aparició' denotes the act of a famous actor showing up or appearing at an event.