1) Italian ski resort 2) Partial veil 3) Velum 
[tango] A cortina (curtain) is a short piece (20–60 seconds) of music that is played between tandas at a milonga (tango dance event). The cortina lets the dancers know that the tanda has ended. The partners can then thank each other and return to their own tables, to find a new dance partner at the next tanda. Cortinas are used at many of...
(Curtain) A brief musical interlude between tandas at a milonga.
[n] - a cobwebby partial veil consisting of silky fibrils
noun a cobwebby partial veil consisting of silky fibrils
a weblike, often evanescent veil covering the gills or hanging from the cap edge of certain mushrooms, particularly those of genus Cortinarius, and sometimes persisting as a ring or remnant of fibrils around the mushroom stalk.