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
Q
R
S
T
U
V
W
X
Y
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:

the ability to obtain enough food every day.

Subject:

series of interlinked food chains by which energy circulates within an ecosystem.

a unit of meter or unit of rhythm. See meter and rhythm.

a note that explains, gives examples of, references or elaborates something that appears in the...

Subject:

a useful technique for looking at all the forces for and against a plan. It helps to weigh the...

Pages