Physiol.to move or draw toward the axis of the body or one of its parts (opposed to abduct).
Also called addition compound. Chem.a combination of two or more independently stable compounds by means of van der Waals' forces, coordinate bonds, or covalent bonds. Cf. clathrate (def. 2), inclusion complex.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.