accordion door


  • WordNet 3.6
    • n accordion door an interior door that opens by folding back in sections (rather than by swinging on hinges)
    • ***


In literature:

Culling sat outside their door improvising an oratorio on an accordion.
"The Sixth Sense" by Stephen McKenna

In science:

But both accordion and harmonica make all their sounds by means of reeds (which are thin brass, bronze, or steel tongue-like plates with one end fixed on a frame) that are driven to vibrate, much like a swinging door, by having air flow across them.
Music in Terms of Science