Pronunciation: (self'di-sē'ving, self"-), [key]
1. subject to self-deception; tending to deceive or fool oneself: a self-deceiving person.
2. used in deceiving oneself, esp. in justifying a false belief, a morally reprehensible act, or the like: a self-deceiving argument.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.