| Mr. |
abbreviation of "Mister," which is often used as a title of respect before a man's last name. |
| Mrs. |
abbreviation of "Mistress," which is a title of respect used before a married woman's name. |
| MS1 |
abbreviation of "Mississippi." |
| Ms. |
a title of respect often used before a woman's last name. |
| MT |
abbreviation of "Montana." |
| Mt. |
abbreviation of "mount," or "mountain." |
| much |
great in degree, number, or amount. [4 definitions] |
| mucilage |
a sticky substance used as glue. |
| mucus |
a slimy, slightly sticky material that coats and protects certain parts of the body, such as the inside of the nose and throat. |
| mud |
wet earth that has been turned soft and sticky. |
| muddle |
to cause to be confused; mix up. [4 definitions] |
| muddy |
covered with or full of mud. [2 definitions] |
| muff |
a tube made of warm, heavy cloth or fur. People hold their hands inside the muff to keep them warm. |
| muffin |
a small roll that is similar to a cake but usually less sweet. Muffins are usually shaped like a cupcake and often contain nuts or bits of fruit. Muffins are a single serving and are often eaten warm or toasted. |
| muffle |
to wrap or cover so as to protect or keep warm (often followed by "up"). [2 definitions] |
| muffler |
clothing that is wrapped around the neck for warmth; scarf. [2 definitions] |
| mug |
a drinking cup with a handle. Mugs are made of glass, plastic, metal, and pottery. [3 definitions] |
| muggy |
warm and damp so as to make breathing difficult. |
| Muhammad |
an Arab religious leader and the person who started Islam. He lived from A.D. 570 to A.D. 632. |
| mulberry |
any of several shade trees that have broad leaves and berrylike fruits. [3 definitions] |
| mule1 |
the offspring of a male donkey and a female horse. Mules are as large as horses, with the longer ears of a donkey. Mules cannot produce young. People breed mules to use for riding or for pulling loads. [2 definitions] |