spudding through soil - storm path
- steeply dipping vein
- steeply inclined
- steeply inclined bed
- steeply inclined layer
- steeply inclined separator
- steeply pitching
- steeply pitching coal
- steeply pitching seam
- steepness
- steepness of gravity curve
- steerable antenna
- stegidium
- Stegocephalia
- stegocephalian
- Stegosauria
- stegosaurus
- steigerite
- steinkern
- stele
- stell