Glossary

Select a subject
Search for a definition...
Back to the Glossary
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
R
S
T
U
V
W
Z

Looking for a quick definition?

We’ve got loads of key subject terms in our subject glossaries. There are three ways of finding what you are looking for:

  • First click on the letters of the alphabet to browse for terms.
  • Select a subject from the drop-down menu above to filter the terms by Subject.
  • Or lastly, type the term you are looking for into the search box.

EXAMPLES

Here are some examples of the kinds of definitions you’ll find on this page.

Subject:

circulation of air around a low pressure centre

Subject:

boundary between two air masses where a warm, lighter air mass is moving towards colder air

Subject:

(also called a hydrological cycle) the cycle of evaporation and condensation that controls the...

Subject:

upper level of saturated underground soil/rock

Subject:

maximum amount of water air can hold at a given temperature

Pages