| ANTIBARBARUSES | • ANTIBARBARUS n. a list of words and sayings to be avoided in the classical usage of a language. |
| ARMAMENTARIUMS | • armamentariums n. Plural of armamentarium. • ARMAMENTARIUM n. the collection of equipment and techniques available to one in a particular field, esp. in medicine. |
| AUTHORITARIANS | • authoritarians n. Plural of authoritarian. • AUTHORITARIAN n. one who favours blind submission to authority. |
| AUTORADIOGRAMS | • autoradiograms n. Plural of autoradiogram. • AUTORADIOGRAM n. an autoradiographic record, also AUTORADIOGRAPH. |
| CARDIOVASCULAR | • cardiovascular adj. Relating to the circulatory system, that is the heart and blood vessels. • CARDIOVASCULAR adj. of, relating to, or involving the heart and blood vessels. |
| GASTROVASCULAR | • gastrovascular adj. (Anatomy) That has both a digestive and a circulatory function. • GASTROVASCULAR adj. functioning in both digestion and circulation. |
| PARAJOURNALISM | • parajournalism n. The deceptive use of journalistic style and presentation to publish falsehoods. • PARAJOURNALISM n. journalism that is heavily colored by the opinions of the reporter. |
| PIPIWHARAUROAS | • PIPIWHARAUROA n. (Maori) a Pacific migratory bird with metallic gold-green plumage. |
| QUADRILATERALS | • quadrilaterals n. Plural of quadrilateral. • QUADRILATERAL n. a polygon of four sides. |
| SUPRALAPSARIAN | • supralapsarian n. A follower of supralapsarianism. • SUPRALAPSARIAN n. one of a class of Calvinists who make the decree of election and predestination to precede the Creation and the Fall. |
| SUPRAMAXILLARY | • supramaxillary adj. (Anatomy) Situated over the lower jaw. • supramaxillary adj. (Anatomy) Of or pertaining to the upper jaw. • supramaxillary n. (Anatomy) The superior maxillary, or upper jawbone. |
| ULTRAHAZARDOUS | • ultrahazardous adj. Extremely hazardous. • ULTRAHAZARDOUS adj. extremely hazardous. |
| ULTRAMARATHONS | • ultramarathons n. Plural of ultramarathon. • ULTRAMARATHON n. a footrace longer than a marathon. |