| s | the 19th letter of the Roman alphabet |
|---|---|
| s | a unit of conductance equal to the reciprocal of an ohm |
| s | the cardinal compass point that is at 180 degrees |
| s | an abundant tasteless odorless multivalent nonmetallic element |
| s | 1/60 of a minute |
| s | a wrench with an S-shaped handle |
| s | a double curve resembling the letter S |
| s | United States writer of detective novels (1888-1939) |
| s | the procedure that would normally be followed |
| s | standard temperature and pressure |
| s | a high-performance four-wheel drive car built on a truck chassis |
| s | the ratio of signal intensity to noise intensity |