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May 26, 2012
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Dictionary


di•rad•i•cal



Pronunciation: (dī-rad'i-kul), [key]
—n. Chem.
an atom or molecule having two unpaired electrons. Also called biradical. Cf. free radical.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

DiracDirae
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