energy level

noun

: one of the stable states of constant energy that may be assumed by a physical system

—used especially of the quantum states of electrons in atoms and of nuclei

called also energy state

Examples of energy level in a Sentence

Recent Examples on the Web

Protein, vitamins, minerals and fiber still play an important role in supporting muscle health, energy levels and digestion. — Lauren Jarvis-Gibson july 15, Miami Herald, 16 July 2026

Bagels are high in carbohydrates, which can boost energy levels. — Cynthia Sass, Health, 15 July 2026

The effect of either nutrient on energy levels can vary depending on whether a person is deficient and what factors are contributing to their fatigue. — Morgan Pearson, Verywell Health, 13 July 2026

Pool 5’s relatively arctic conditions are designed to constrict blood vessels, which boosts endorphins and energy levels. — Condé Nast, Condé Nast Traveler, 10 July 2026

Word History

First Known Use

1902, in the meaning defined above

Rhymes for energy level

• bevel
• devil
• daredevil
• sublevel
• multilevel

Kids Definition

energy level

noun

: one of the stable states of constant energy that may be assumed by a physical system

—used especially of the states of electrons in atoms