/ Dictionary / Index N nanism: Meaning and Definition of Find definitions for: na•nism Pronunciation: (nā'niz-um, nan'iz-), [key] — n. Med. the condition of being unusually or abnormally small in size or stature; dwarfism. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: nanism (Thesaurus) Nan Hai Nanjing Related Content Daily Word Quiz: banshee Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language