- South African monetary unit
- Swaziland monetary unit
- Swedish monetary unit
- subunit
- South Korean monetary unit
- Sri Lankan monetary unit
- Spanish monetary unit
- Syrian monetary unit
- Somalian monetary unit
- Sao Thome e Principe monetary unit
- Saudi Arabian monetary unit
- Sierra Leone monetary unit
- Seychelles monetary unit
- Sudanese monetary unit
- sulfate
- sheffield
- sheika
- static magnet
- solenoid
- sweetwood bark
- swell up
- solar magnetic field
- spaghetti
- starch wheat
- soft wheat
- spareness
- sticky aster
- shaping machine
- shaper
- sewing_machine stitch
- shop mechanic
- sir alexander mackenzie
- smoked mackerel
- sennett
- stud
- Scots English
- scottish lallans
- Scottish
- Scots
- support column
- storage medium
- spellbind
- stateliness
- splendor
- splendour
- splendidly
- simple microscope
- southern magnolia
- star magnolia
- saucer magnolia