S

How to type it

Left ring finger; hold Shift for the capital. Introduced in Lesson 3: Home row: s and l.

Common uses

• S is among the most common letters, and adding s forms most English plurals.
• S can sound like a hiss, as in sit, or like z, as in is.

Less common uses

• S is the chemical symbol for sulfur.
• Lowercase s is the symbol for second, the SI unit of time.
• Older printed English used a long s, which looks like an f without the full crossbar.