Energy: meaning, definitions and examples

General term used for the capacity to do work or activities, both physically and mentally.

• She has so much energy in the morning.
• We need to conserve energy at home.

Indicates physical strength and good health, often used to describe someone's forcefulness or enthusiasm.

• The athlete trained with great vigor.
• Despite his age, he tackled problems with vigor.

Used to describe a lively or energetic quality, often indicating good health and an active lifestyle.

• Her vitality helps her keep up with her grandchildren.
• The garden's vitality reflected her care and attention.

Describes someone’s lively and animated spirit, commonly used to depict a person’s bright personality.

• Her vivacity made the party much more enjoyable.
• He was drawn to her vivacity and carefree attitude.

Refers to physical power or the ability to withstand pressure or force. It can also refer to emotional resilience.

• He has the strength to lift that heavy box.
• It takes a lot of strength to go through such tough times.

General term used to describe the ability to do work or cause change, applicable in various fields such as physics, biology, and everyday language.

• She has a lot of energy after a good night's sleep
• Solar panels convert sunlight into energy

Used to describe the rate at which work is done or energy is transferred. Also relevant in contexts involving control, influence, or electrical energy.

• The power of the engine determines the speed of the car
• She has a lot of power in the company as the CEO

Used primarily in physics to describe an influence that can change the motion of an object. Also relevant in contexts describing strength or coercion.

• The force of the wind was enough to knock down trees
• He used brute force to open the stuck door

A specific type of energy related to the motion of objects, often discussed in physics and engineering fields.

• The kinetic energy of a moving car can cause significant damage in a collision
• Scientists are studying ways to harness kinetic energy from human movement

Used to describe the physical or mental strength needed to do things or the power from physical resources.

• She has so much energy after a good night's sleep
• Solar panels convert sunlight into energy

Refers to the state of being strong, active, and full of life, usually emphasizing physical health and dynamic energy.

• Regular exercise can increase your vitality
• Despite his age, he has the vitality of a young person

Refers to a distinctive atmosphere or quality that seems to surround and be generated by a person, thing, or place, often in a spiritual or emotional sense.

• He has a calming aura that makes everyone around him feel at ease
• The ancient ruins had a mysterious aura

Commonly used in the context of a person's non-physical part or their mood, emotions, and general attitude.

• Even though she was tired, her spirit remained high
• The festival was full of holiday spirit