1) Dough used in spanakopita 2) Pate feuillete 3) Puff paste 
(Vegetarian) Tissue-thin layers of pastry used in Greek and Middle Eastern dishes such as baklava. Phyllo means 'leaves' in Greek, also called filo. 
(from the article `baklava`) rich Turkish, Greek, and Middle Eastern pastry of phyllo (filo) dough and nuts. Phyllo is a simple flour-and-water dough that is stretched to paper ...
[n] - tissue thin sheets of pastry used especially in Greek dishes
noun tissue thin sheets of pastry used especially in Greek dishes