What is the deftion of quelle?

"Quelle" is a French word that means "what" or "which". It can be used as an interrogative pronoun or adjective, depending on the context.

Here are some examples:

* Interrogative pronoun: "Quelle est votre adresse ?" (What is your address?)

* Interrogative adjective: "Quelle couleur préférez-vous ?" (Which color do you prefer?)

It's important to note that "quelle" is often used in conjunction with other words, such as "est" (is) or "est-ce que" (is it that). The exact translation of "quelle" will depend on the specific sentence it is used in.