crostino


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cro·sti·no

 (krō-stē′nō)
n. pl. cros·ti·ni (-nē)
1. A piece of thin crisp toast.
2. An hors d'oeuvre made with a crostino and any of various toppings.

[Italian, diminutive of crosta, crust, from Latin crusta; see kreus- in Indo-European roots.]