Pronunciation of

Ristretto (Coffee)

Italian term which means shrunk. Related to coffee it means that an Espresso is very very short, just an extra strong shot of coffee.
In Italy you can have all these options for your espresso:
Doppio - double the size of a regular espresso
Lungo - an espresso with more water, but still in a small cup
Macchiato - with a dab of frothed milk on top
Corretto - a regular espresso with a drop of Grappa or any other alcoholic beverage.