free electron

== English == === Noun === free electron (plural free electrons) (physics, chemistry) An electron not attached to an atom. (politics, figuratively) A person who acts independently of the organization to which they belong. ==== Translations ==== === References === “free electron”, in Merriam-Webster.com Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present. “free electron”, in Collins English Dictionary, 2011–present.