Meaning & Definition of word "Energy"
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Energy
/ˈɛn.ər.dʒi/
noun:
- 1. The capacity to do work or to produce power.
- Example: The sun provides a significant amount of energy to the Earth.
- 2. Vitality or intensity of expression.
- Example: She approached her work with great energy and enthusiasm.
- 3. A source of usable power, such as electricity or gas.
- Example: The company is investing in renewable energy resources.
- 4. Physics: The quantitative property that must be transferred to an object in order to perform work on, or to heat, the object.
- Example: Kinetic energy is the energy of motion.
- 5. In physics, the sum of potential and kinetic energy in a system.
- Example: The total energy of the roller coaster includes both its potential and kinetic energy.
Etymology
From Greek 'energeia' meaning 'activity, operation'.
Common Phrases and Expressions
renewable energy:
Energy from sources that are naturally replenished.
energy crisis:
A situation in which the demand for energy exceeds the supply.
energy level:
A quantifiable measure of the energy of an electronic state.
negative energy:
A term used to describe feelings or influences that are ominous or oppressive.
Related Words
kinetic energy:
Energy possessed by an object due to its motion.
potential energy:
Energy stored in an object due to its position or configuration.
thermal energy:
Energy that comes from the temperature of matter.
Slang Meanings of energy
Meaning: High energy or excitement.
Example Sentence: That concert was full of energy!
Meaning: Good vibes or positive feelings.
Example Sentence: I'm feeling such good energy today.