free electron

Noun

 * 1)  An electron not attached to an atom.
 * 2)  A person who acts independently of the organization to which they belong.

Translations

 * Chinese:
 * Mandarin:
 * Finnish: vapaa elektroni
 * French:
 * Greek: ελεύθερο ηλεκτρόνιο
 * Polish: elektron swobodny
 * Portuguese: eletrão livre