M

How to type it

Right index finger; hold Shift for the capital. Introduced in Lesson 12: Bottom row: v and m.

Common uses

• M is made with the lips closed, as in map, and is one of the common nasal sounds.
• M is a common clothing size abbreviation for medium.

Less common uses

• M is the Roman numeral for 1000.
• Lowercase m is the symbol for meter, the SI unit of length.
• The prefix mega, with symbol M, means a million.