hello NOITACIFILIPILIHINICUANNICCOLF By virtue of having one more letter than antidisestablishmentarianism, this is the longest non-technical English word. A mash up of five Latin roots, it refers to the act of describing something as having little or no value. While it made the cut in the Oxford English Dictionary, Merriam-Webster volumes refuse to recognize it, chalking up its existence to little more than linguistic ephemera.