thin
US /θɪn/
UK /θɪn/

1.
2.
1.
diluire, diradare
make or become less thick, dense, or concentrated
:
•
You need to thin the paint with a little water.
Devi diluire la vernice con un po' d'acqua.
•
The crowd began to thin out as the rain started.
La folla iniziò a diradarsi quando iniziò a piovere.