This is the 1253rd most frequent French word.
appartenant
Belonging.
Here, "appartenant" acts as a present participle used as an adjective to describe the book, indicating ownership.
Le livre appartenant à Marie est sur la table.
The book belonging to Marie is on the table.
In this sentence, "appartenant" describes the items' relation to the museum, often filling the role of post-modifying the subject.
Les objets appartenant au musée doivent être conservés avec soin.
The items belonging to the museum must be carefully preserved.
"Appartenant" specifies a characteristic of the dog, ensuring clear reference and comprehension of his ownership.