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Meaning of nucleophilic

nu•cle•o•phil•ic

Pronunciation: (n"klē-u-fil'ik, ny"-), [key]
— adj. Chem.
  1. of or pertaining to electron contribution in covalent bonding (opposed to electrophilic).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.