---
title: Energy (dictionary)
slug: energy-dictionary
url: /detay/energy-dictionary
type: article
language: English
entity:
  primary: Energy (dictionary)
  type: article
  disambiguation: Energy: definition, history, uses & examples.  Explore its forms & importance in physics, industry & more.
  categories:
    - name: Physics
      slug: fizik
      url: /kategori/fizik
  tags:
    - Geotermal
    - NaturalGas
    - Sun
    - Nuclear
    - Wind
    - Energy
    - Coal
author: Mevlüt Acar
created_at: 2025-01-14T11:24:01.065597+03:00
updated_at: 2025-04-17T12:55:52.214319+03:00
---

# Energy (dictionary)

<!-- CONTEXT: Article Content for "Energy (dictionary)" -->

## Article Content

noun. 

The capacity of a system to do work. It [can](/en/detay/can-3/llms.txt) exist in various forms such as heat, light, [electricity](/en/detay/elektrik-enerjisi-uretimi/llms.txt), chemical, and nuclear, and can participate in different processes.

### **Origin**

The word "[energy](/en/detay/what-is-energy-fdb43/llms.txt)" is derived from the French word énergie. This word comes from the Latin energia and the Greek energeia (the power of doing work, activity). The concept of energy [has](/en/detay/has-3/llms.txt) been addressed in various scientific fields since Ancient Greece, and it became a major concept, particularly in the fields of physics and engineering, during the 17th and 18th centuries.

### **Areas of Use**

**• Historical Use:** The concept of energy gained significant momentum in the 19th century, particularly with the invention of the steam engine by James Watt. Afterward, [energy sources](/en/detay/enerji-kaynaklari-2/llms.txt) began to play a major role in production processes and [industry](/en/detay/industry/llms.txt).

**• Modern Use:&#32;**Today, energy is a vital resource for electricity generation, transportation, industry, and domestic use. Additionally, investments in [renewable energy sources](/en/detay/renewable-energy-sources-76a78/llms.txt) have become a growing priority for developing environmentally friendly solutions.

### **Use in Different Fields**

**• Physics:** Energy is a concept related to the various states and movements of matter. Different types of energy, such as potential, [kinetic](/en/detay/momentum-b396c/llms.txt), [thermal](/en/detay/thermal-energy-6640a/llms.txt), [electrical](/en/detay/electric-circuits-f76bd/llms.txt), and [nuclear energy](/en/detay/nuclear-reactions-8333e/llms.txt), form the foundation of physical processes.

**• Industry and Manufacturing:** Energy plays a critical role in manufacturing processes, machine operation, and heating-cooling systems in factories. Furthermore, [energy efficiency](/en/detay/energy-efficiency-in-production-b74ca/llms.txt) has become [an](/en/detay/an-2/llms.txt) important goal for sustainable production processes.

**• Transportation:** Vehicles, airplanes, ships, and other modes of transport rely on energy sources to operate. Different types of energy, such as [fossil fuels](/en/detay/fossil-fuels-5aec0/llms.txt), electricity, and hybrid systems, are used to improve efficiency in transportation.

### **Example Sentences**

• "Electrical engineers are developing innovative technologies to increase energy efficiency."

• "Investments in [renewable energy](/en/detay/renewable-energy-c589a/llms.txt) sources are playing a key role in protecting the environment by replacing fossil fuels."

<!-- CONTEXT: Academic Sources and References for "Energy (dictionary)" -->

## Academic Sources and References

1. Türk Dil KurumuKubbealtı LügatıBritannica.com