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silk-screening: a process, similar to stenciling,
with ink forced through a prepared sheet of fine mate-
rial, such as silk; see serigraphy
skyscraper: a very tall building or structure com-
posed of many stories or levels
space frame: a frame that is three-dimensional
and structurally stable in all directions
spandrel: the triangular space between the curves
of adjacent arches; in modern architecture, an infill
panel below a window frame in a curtain wall
spire: a tall, tapering structure rising from a tower
or roof and ending in a point, as in the top of a steeple
stainless steel: a steel alloy containing chromium
that is highly resistant to ...