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Glossary of Terms

Aquatic
Relating to water.
Aquifer
Permeable rock which can contain or transmit groundwater from one location to another.
Arable land
Land which is suitable for growing crops and other agricultural activities.
Arachnid
A type of arthropod (invertebrate animal) which can include spiders and scorpions.
Archipelago
A cluster or chain of islands.
Arctic
1. Of or relating to the areas around the North Pole. 2. Very cold, as in weather conditions.
Arthropods
A large group of animals characterized by their lack of a back bone or spinal column. Arthropods may include insects, spiders and crustaceans.
Asexual
An organism which reproduces without the use of sexual organs or sexual mating.
Aspect
The direction a slope faces.
Atlantic Ocean
The part of the world ocean located between Europe, Africa, North America and South America.

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