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

This prevents electricity from piling up in one vulnerable spot when the transistor switches off, allowing the electric field to spread more evenly. — Rupendra Brahambhatt, Interesting Engineering, 30 Aug. 2026

Homes and businesses left intact after the flooding were still without electricity on Sunday, as twisted power line poles and wires lay tangled in the mud. — ABC News, 30 Aug. 2026

Constant new flood warnings Homes and businesses left intact after the flooding were still without electricity on Sunday, as twisted power line poles and wires lay tangled in the mud. — Victoria Milko, Los Angeles Times, 30 Aug. 2026

Demands for electricity with the development of AI could see efforts to harness the region’s rivers intensify, spurring more infrastructure build-out. — Simone McCarthy, CNN Money, 29 Aug. 2026

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