Pronunciation: (im-prin'ting), [key]
—n. Animal Behav., Psychol.
rapid learning that occurs during a brief receptive period, typically soon after birth or hatching, and establishes a long-lasting behavioral response to a specific individual or object, as attachment to parent, offspring, or site.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.