electricity

noun

elec·​tric·​i·​ty i-ˌlek-ˈtri-sə-tē 

ē-,

-ˈtri-stē

plural electricities

1

a

: a fundamental form of energy observable in positive and negative forms that occurs naturally (as in lightning) or is produced (as in a generator) and that is expressed in terms of the movement and interaction of electrons

b

: electric current or power

2

: a science that deals with the phenomena and laws of electricity

3

: keen contagious excitement

could feel the electricity in the room

Examples of electricity in a Sentence

The electricity went off during the storm.

an old building with no plumbing or electricity

You could feel the electricity in the room.

Recent Examples on the Web

Scientists at the Korea Institute of Machinery and Materials (KIMM) have developed Korea’s first homegrown Liquid Air Energy Storage system, which uses surplus electricity to chill air into liquid, store it, and later release it to generate power. —Neetika Walter, Interesting Engineering, 12 Sep. 2025

That delicate, metallic tang—almost more sensation than flavor, the suggestion of electricity, like looking at an outlet with a fork in your hand. —The Bon Appétit Staff, Bon Appetit Magazine, 12 Sep. 2025

Eggs, beef and electricity are among the prices that have climbed in recent years. —ABC News, 11 Sep. 2025

Japan has released photos of its railgun—which fires projectiles using electricity—in action during a test against a target at sea amid China's development of similar futuristic weapons. —Ryan Chan, MSNBC Newsweek, 11 Sep. 2025

Word History

First Known Use

1646, in the meaning defined at sense 1a

Phrases Containing electricity

• static electricity

Rhymes for electricity

• authenticity
• chromaticity
• concentricity
• domesticity
• eccentricity
• elasticity
• iconicity
• metallicity
• multiplicity
• specificity
• synchronicity
• analyticity

Kids Definition

electricity

noun

elec·​tric·​i·​ty i-ˌlek-ˈtris-ət-ē 

-ˈtris-tē

1

: a form of energy that is found in nature but that can be artificially produced by rubbing together two unlike things (as glass and silk), by the action of chemicals, or by means of a generator

2

: electric current

3

: great excitement

felt the electricity in the theater

Medical Definition

electricity

noun

elec·​tric·​i·​ty i-ˌlek-ˈtris-ət-ē, -ˈtris-tē 

plural electricities

1

a

: a fundamental entity of nature consisting of negative and positive kinds, observable in the attractions and repulsions of bodies electrified by friction and in natural phenomena (as lightning or the aurora borealis), and usually utilized in the form of electric currents

b

: electric current or power

2

: a science that deals with the phenomena and laws of electricity