Words that start with D

Something is dilated if it has become bigger or wider. The eye in the picture is dilated.

A light is described as dim if it is not very bright. A room that is only dimly lit is also described as dim. The lights in the picture are dim.
The opposite of dim is well lit or bright.

Diminutive means something small or lesser in size or importance. It can also mean using a shorter or softer form of a word.

You often see diminutives in names, like "Cassie" instead of "Cassandra."

To dine simply means to eat your main meal of the day, usually dinner.
It is most often used when you are talking about eating out at a restaurant.

A ding is a short, sharp, ringing sound, usually made by a bell.

Dinner is the meal you eat at the end of the day, usually at around 5 or 6 o'clock. Dinner can be anything, but is usually some kind of meat and some vegetables.

A dip can be one of many things. As a verb, you dip something by lowering it briefly into a liquid, for example the person in the picture is dipping some bread. The semi-liquid food he is dipping the bread into is also called a dip. Dips are very tasty, can be made from virtually anything, and are usually served with some kind of bread. Many dips are made with a yoghurt base.
A dip is also a shallow dent or depression in the ground, often seen where a drain crosses a road.

A direction is the way something is facing or moving. Most directions have names, like east, west, up, down, left or right.

Something is dirty if it needs to be washed. Things that are dirty often smell bad, and look bad because they have dirt, grease or other stains on them that shouldn't be there.
The person in the picture has very dirty feet.

You are disappointed when something you expected or wanted doesn't happen. People might get disappointed that the last slice of cake was taken before they got a chance to have some.