This is the 9953rd most frequent Spanish word.
buscador
A "seeker" or "search engine."
Here, 'buscador' is used to refer to an online tool for searching information.
El buscador de Internet ayuda a encontrar información rápidamente.
The search engine helps to find information quickly.
In this sentence, 'buscador' refers to a person who is seeking or looking for something, in this case, treasures.
El buscador de tesoros exploraba en la antigua cueva.
The treasure seeker explored in the old cave.
Here, 'buscadora' is the feminine form of 'buscador,' denoting a person's characteristic or vocation as a seeker.