energize

verb

en·​er·​gize ˈe-nər-ˌjīz 

energized; energizing

transitive verb

1

: to make energetic, vigorous, or active

energized by the coach's pep talk

2

: to impart energy to

sunlight energizes the chemical reactions

3

: to apply voltage to

intransitive verb

: to put forth energy : act

energization

ˌe-nər-ˌjī-ˈzā-shən 

noun

energizer noun

Synonyms of energize

• stimulate

Examples of energize in a Sentence

His rousing speech energized the crowd.

You'll feel more energized after a bit of exercise.

Recent Examples on the Web

Inter Miami’s most diehard fans, La Familia, sang and banged their drums, hoping to energize their team, but nothing seemed to make a difference. — Michelle Kaufman, Miami Herald, 23 Aug. 2026

Honorable mention would go to the superfood facial, which used local uzu, pineapples and plums to plump up and energize skin. — Condé Nast, Condé Nast Traveler, 19 Aug. 2026

The race has already inflamed tensions within the Democratic Party over how to energize liberal voters eager for unapologetic, combative candidates while not alienating independents and moderates who have been key to winning in battlegrounds. — Matt Brown, Fortune, 19 Aug. 2026

The microwaves energize those bonds, generating heat and freeing the CO2 molecules so that they can be collected. — Emily Waltz, IEEE Spectrum, 19 Aug. 2026

Word History

First Known Use

circa 1865, in the meaning defined at transitive sense 2

Phrases Containing energize

• de-energize
• re-energize

Rhymes for energize

• advertise
• aggrandize
• alibis
• alkalies
• alkalis
• amortize
• amplifies
• analyse
• analyze
• anywise
• authorize
• butterflies

Kids Definition

energize

verb

en·​er·​gize ˈen-ər-ˌjīz 

energized; energizing

1

: to put forth energy : act

2

a

: to give energy to

sunlight energizes the chemical reactions

b

: to make energetic

3

: to apply voltage to

energizer noun