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Slices of bread that have been broiled, rubbed with garlic, brushed with olive oil, seasoned with salt, and layered with any of various toppings such as chopped tomatoes, mozzarella cheese, or ham.
[Italian : Italian dialectal (Rome) brusco, charred, toasted (from bruscare, to char, roast over coals, from Vulgar Latin *brūsicāre; akin to Italian bruciare, to burn, from Vulgar Latin *brūsāre, brūsiāre, of unknown origin) + Italian -etta, feminine of -etto, diminutive suffix.]
Usage Note: The sch cluster in bruschetta can be pronounced as it is in Italian as (k) or in an Anglicized fashion as (sh). Both forms are acceptable to a large majority of the Usage Panel, and when asked to pick a preferred form, the Panel showed an almost even split.
(Cookery) an Italian open sandwich of toasted bread topped with olive oil and tomatoes, olives, etc
[C20: from Italian bruscare, from abbrustolire to toast]