energy
nounUK /ˈen.ə.dʒi/
US /ˈen.ɚ.dʒi/
Energy is the power that makes things move, grow, or work.
Plants get energy from sunlight so they can grow.
RELATED WORDS
OTHER MEANINGS
2. The strength and enthusiasm you feel when doing something.
She was full of energy after a good night's sleep.
3. Electricity or power used to run machines and lights.
Our house uses solar energy to make electricity.
4. In science, the ability of something to do work or cause change.
When the ball rolls down the hill, its stored energy turns into motion.