| accelerator |
in nuclear physics, a device that creates high-energy particles by acceleration through electrostatic or electromagnetic means, used for research. [1/3 definitions] |
| acid rain |
rain that has high acidity because of being mixed with pollutants such as vehicle exhausts and residues from burning of fossil fuels for energy or from chemical manufacturing. |
| act |
to do something with purpose or energy. [1/4 definitions] |
| active |
always doing something; busy; full of energy. [1/2 definitions] |
| addict |
one who very much enjoys a hobby or interest and spends a lot of time and energy on it. [1/3 definitions] |
| ADP |
a biochemical compound involved in the storing and releasing of energy in all living cells; adenosine diphosphate. (Cf. ATP.) |
| alive |
full of energy. [1/3 definitions] |
| alternative energy |
any form of energy other than that which comes from fossil fuel. |
| alternative energy source |
any source of energy other than fossil fuel. |
| animate |
lively; full of energy. [1/6 definitions] |
| arduous |
of great energy or vigor; strenuous. [1/3 definitions] |
| atomic |
having to do with atoms or energy from atoms. |
| atomic age |
(often cap.) the period in history characterized by the development and use of atomic energy in the generation of electrical power and for immensely destructive weapons. |
| atomic bomb |
a very destructive bomb; atom bomb. Its power comes from the great amount of energy released when atoms are split. |
| atomic energy |
the energy that is released by atoms in nuclear reactions. [2 definitions] |
| ATP |
a biochemical compound that serves to store energy in all living cells; adenosine triphosphate. (Cf. ADP.) |
| attack |
to start working on with energy and determination; tackle. [1/5 definitions] |
| bang |
(informal) a sudden burst of energy or motion. [1/9 definitions] |
| basal metabolism |
the minimum expense of energy that is necessary for life in a resting organism. |
| BeV |
a unit of energy equal to one billion electron-volts. [1/2 definitions] |
| biorhythm |
the use of such cycles in human beings to attempt to predict cycles of behavior, energy level, and the like. [1/2 definitions] |