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

GaN can handle higher speeds and energy levels, but heat remains a major obstacle. —Atharva Gosavi, Interesting Engineering, 8 June 2026

Once the sun goes down, the energy level at D Maris Bay goes way up, as guests prepare to spend the night dancing to DJ sets and live musical performances. —Catherine Garcia, TheWeek, 4 June 2026

Examine your own behavior — not just your direct reports’ — and your own energy level to take this on. —Adrienne Down Coulson, Fortune, 2 June 2026

Pay close attention to how your energy levels rise and decrease while working on tasks at work. —Kate Wieczorek, Forbes.com, 1 June 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