nucleophilic: Meaning and Definition of

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.