Meaning of forbidden

for•bid•den

Pronunciation: (fur-bid'n, fôr-), [key]
— v.
  1. a pp. of
—adj.
  1. not allowed; prohibited: a forbidden food in his religion.
  2. involving a change in quantum numbers that is not permitted by the selection rules: forbidden transition.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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