Words that start with D

A debt is an obligation to return something, usually money, that you have borrowed from someone else. Debts are usually repaid with interest, which means that you pay back more than you have borrowed.

Something is decaying if it is slowly rotting or otherwise degrading and breaking down.
A civilization that is declining may be said to be in decay, for example, "the decay of the Roman empire".

Deception is the act of deceiving someone, by presenting as false either in the way you look or what you say. The ball in the picture is deceiving shoppers into thinking it is an apple.

extension Decimal means a number system based on multiples of ten. It can also describe numbers with a whole part and a fractional part separated by a decimal point. For example, $2.75 is a decimal number that means two dollars and seventy-five cents.

A number system based on 2 rather than 10 is binary. You can convert between decimal and binary in the app above.

A deck is a platform usually made from wooden slats.
Decks are usually built outside houses that are on a slope, where the ground is too steep to have a useable outdoor space.

Something is decorated if it has things on or in it that make it look much nicer. For example, you might decorate your house with nice furniture.

The picture is of decorated Easter eggs.

Something is decorative if it is there for decoration.

Water is called deep if you cannot touch the bottom with your feet when you stand in it. Deep water can be found in the sea, or at the diving end of a pool. Wells and mines are very deep but don't always have water in them.
The man in the picture is diving in some very deep water.

A defect is something wrong with something, that stops it from being perfect. A defect in a machine might stop it from working at all.
A defect might also be called a flaw or imperfection.

Deflate means to release the gas or air from something that has been inflated, such as a balloon.