/ Dictionary / Index P pneumoencephalography: Meaning and Definition of Find definitions for: pneu•mo•en•ceph•a•log•ra•phy Pronunciation: (n"mō-en-sef"u-log'ru-fē, ny"-), [key] — n. Med. encephalography. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pneumoencephalogram pneumogastric Related Content Daily Word Quiz: blanch Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language