This is the 195th most frequent Italian word.
quando
The Italian word "quando" means "when" in English.
Here 'quando' functions as a conjunction introducing a time clause that specifies the condition for the action in the main clause.
Quando arrivi a casa, mandami un messaggio.
When you arrive home, send me a message.
In this sentence, 'quando' introduces an indirect question within the context of reported speech or thought.
Non ricordo quando siamo partiti per il viaggio.
I don't remember when we left for the trip.
The word 'quando' here introduces a temporal clause describing the circumstance under which the subject enjoys the described thing.