1. M

noun. concentration measured by the number of moles of solute per liter of solution.

Rhymes with M

• em
• emme
• m.

2. M-1

noun. a semiautomatic rifle.

3. M-1_rifle

noun. a semiautomatic rifle.

4. m

noun. ['ˈɛm'] the basic unit of length adopted under the Systeme International d'Unites (approximately 1.094 yards).

5. M

noun. the 13th letter of the Roman alphabet.

6. M

noun. a unit of information equal to 1024 kibibytes or 2^20 (1,048,576) bytes.

7. m

adjective. ['ˈɛm'] denoting a quantity consisting of 1,000 items or units.

8. M

noun. a unit of information equal to 1000 kilobytes or 10^6 (1,000,000) bytes.

9. m

noun. ['ˈɛm'] the 13th letter of the Roman alphabet.

10. M

noun. the cardinal number that is the product of 10 and 100.

Sentences with m

1. Adjective
That is, if you use kg for mass, you must use m³ for volume.

2. Noun, singular or mass
For one thing, it's thin and long – about 400 meters (about a quarter-mile) long, and 40 m (or about 131 feet) wide.