the.com/windowpane
The transparent middleman between you and the weather you're avoiding.
means A flat sheet of glass set into a window frame that lets light in while keeping the elements out.
from From Old French pan, meaning a section or piece of cloth, later a panel; the window part comes from Old Norse vindauga, literally wind-eye, the hole that let smoke out and wind in.
Pre-glass eraEarly windows used oiled paper or flattened animal horn.
Window taxBritain once taxed windows, so people bricked them up.
Never solidGlass is technically an amorphous solid, not liquid.