ciabatta/t͡ʃəˈbɑː.ta/EtymologyBorrowed from Italian ciabatta (“slipper, bread”). Doublet of sabot.nounA broad, flat, white Italian bread.“Don't waste day-old ciabatta; slice it and bake the slices to make crostini, which will keep for days and can be used for snacks, canapés, or croutons.”