| ANTIPROTONS | • antiprotons n. Plural of antiproton. • ANTIPROTON n. the antiparticle of a proton. |
| CONTRAPTION | • contraption n. A machine that is complicated and precarious. • contraption n. (Figuratively, derogatory or ironic) Any object. • CONTRAPTION n. a device, a gadget. |
| CORNUCOPIAN | • cornucopian adj. In great abundance, very abundant. • CORNUCOPIAN adj. of the nature of a cornucopia. |
| HARMONIPHON | • harmoniphon n. Alternative form of harmoniphone. • HARMONIPHON n. a keyboard wind instrument with reeds, also HARMONIPHONE. |
| NONOPERATIC | • nonoperatic adj. Not operatic. • NONOPERATIC adj. not operatic. |
| NONTROPICAL | • nontropical adj. Alternative form of non-tropical. • non-tropical adj. Not tropical; not characteristic of or located in the tropics. • NONTROPICAL adj. not tropical. |
| OPINIONATOR | • opinionator n. (Obsolete) An opinionated person; one given to conjecture. • OPINIONATOR n. one who holds or gives an opinion. |
| PERSONATION | • personation n. The act of personating: the playing of a role or portrayal of a character. • personation n. The roles or characters so played. • personation n. (UK) The act of voting in an election by impersonating someone else. |
| PICAROONING | • picarooning v. Present participle of picaroon. • PICAROON v. to act as a pirate. |
| PIGNORATION | • pignoration n. The act of pledging or pawning. • pignoration n. (Law) The taking of cattle doing damage, by way of pledge, until compensation is made. • PIGNORATION n. the act of pignorating, giving in pledge or pawn, also PIGNERATION. |
| PONDERATION | • ponderation n. Heaviness. • ponderation n. Mental weighing; deliberation; pondering. • ponderation n. Physical weighing or balancing. |
| PORNOTOPIAN | • pornotopian adj. Of or relating to pornotopia. • PORNOTOPIAN adj. relating to a pornotopia, a perfect setting for the antics of pornography. |
| PROFANATION | • profanation n. The act of profaning; desecration, blasphemous behaviour, defilement. • PROFANATION n. the act or an instance of profaning. |
| PROTONATING | • protonating v. Present participle of protonate. • PROTONATE v. to acquire an additional proton. |
| PROTONATION | • protonation n. (Chemistry) The addition of a proton (hydrogen ion) to an atom, molecule or ion, normally to generate a cation. • PROTONATION n. the acquisition of an additional proton. |
| RHINOPHONIA | • rhinophonia n. (Medicine) nasalised voice. • RHINOPHONIA n. a nasal tone to the voice which is caused by a defect in the nasal passages. |