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excited state

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noun Physics.

any of the energy levels of a physical system, especially an atom, molecule, etc., that has higher energy than the lowest energy level.

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Origin of excited state

First recorded in 1925–30
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for excited state

Medical definitions for excited state

excited state
[ ĭk-sītĭd ]

n.

The condition of an atom or molecule after absorbing energy from exposure to light, electricity, elevated temperature, or chemical reaction, and which may be a necessary prelude to a chemical reaction or to the emission of light.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for excited state

excited state
[ ĭk-sītĭd ]

A state of a physical system in which the system has more than the minimum possible potential energy. Excited states tend to be unstable and easily or spontaneously revert to lower energy states, giving off energy. Compare ground state.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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