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A number or an amount that is twice as large as the given number or amount.

A reduction in price.

The expulsion of a person or group of people from a place or country.

In ecology, a decomposer is an organism, usually a bacterium or fungus, that breaks down the cells of dead plants and animals into simpler substances.

A number or an amount that is twice as large as the given number or amount.

A reduction in price.

An arid region with little rainfall that it supports only sparse or no vegetation.

In ecology, decomposition is the process by which the cells of dead plants and animals are broken down into simpler substances.

The process of breaking a number up into equal parts, and finding out how many equal parts can be made.

Development is a process of change that affects peoples lives.