A subatomic particle that is composed of two or more elementary particles. The protons and neutrons in the nucleus of an atom are composite particles, as they are composed of quarks; electrons orbiting the nucleus are not composite particles. See also elementary particle subatomic particle.
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Question 1 of 9
You may have read the word "simmer" in a recipe or two, but what does it really mean?
Words nearby composite particle
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.