double-hung window(n = noun.artifact) - a window having two sashes that slide up and down;
is a kind of window
has parts: shutter
bay window, bow window, car window, casement window, display window, dormer window, french window, lancet window, louvered window, oriel window, oval window, picture window, pivoting window, rear window, rose window, round window, sash window, show window, sliding window, stained-glass window, storm window, ticket window, transom window, window, window blind, window box, window cleaner, window dresser, window dressing, window envelope, window frame, window glass, window lock, window oyster, window pane, window sash, window screen, window seat, window shade, window shopping, window trimmer, window washer