| ANNIHILATORY | • annihilatory adj. Causing annihilation. • ANNIHILATORY adj. tending to annihilate. |
| ANTHROPOGENY | • anthropogeny n. The study of human origins, human generation, or the origin and development of man. • ANTHROPOGENY n. the study of human generation or evolution. |
| ANTHROPOGONY | • anthropogony n. Synonym of anthropogenesis. • ANTHROPOGONY n. the study of the origins of human beings, also ANTHROPOGENESIS. |
| ANTIHYDROGEN | • antihydrogen n. (Physics, uncountable) The antimatter equivalent of hydrogen, consisting of an antiproton and an positron… • antihydrogen n. (Physics, countable) An atom of the antimatter equivalent of hydrogen. • ANTIHYDROGEN n. an antimatter form of hydrogen. |
| CACHINNATORY | • cachinnatory adj. Pertaining to loud or immoderate laughter. • CACHINNATORY adj. like loud laughter. |
| HETERODYNING | • heterodyning v. Present participle of heterodyne. • HETERODYNE v. to change the frequency of (a signal) by imposing on a continuous wave another of slightly different length to produce beats. |
| HYMENOPTERAN | • hymenopteran n. (Entomology) Any insect of the order Hymenoptera: the bees, wasps and ants etc. • hymenopteran adj. (Entomology) Relating to or denoting hymenopterans. • HYMENOPTERAN n. an order of insect having four membranous wings, e.g. ants, bees, wasps, also HYMENOPTERON. |
| HYMENOPTERON | • hymenopteron n. Any insect of the order Hymenoptera. • HYMENOPTERON n. an order of insect having four membranous wings, e.g. ants, bees, wasps, also HYMENOPTERAN. |
| HYPERTENSION | • hypertension n. (Pathology) The disease or disorder of abnormally high blood pressure. • HYPERTENSION n. abnormally or excessively high pressure of arterial blood. |
| INCOHERENTLY | • incoherently adv. In an incoherent manner. • INCOHERENT adv. lacking coherence. |
| NONRHOTICITY | • nonrhoticity n. (Rare) The state or condition of being nonrhotic. • NONRHOTICITY n. the state of being nonrhotic, denoting or speaking a dialect of English in which preconsonantal r's are not pronounced. |
| NYCHTHEMERON | • nychthemeron n. A period of one day and one night, a date: in the West, this is a period of 24 consecutive hours. • NYCHTHEMERON n. (Greek) a full period of a day and night. |
| ORNITHOMANCY | • ornithomancy n. Divination by means of birds, especially from their behaviour, flight, vocalisations, etc. • ORNITHOMANCY n. divination by observing flight of birds. |
| PERICYNTHION | • pericynthion n. The point in an elliptical orbit around the moon that passes closest to the moon. • PERICYNTHION n. the point at which a spacecraft in lunar orbit is nearest to the moon. |
| SYNANTHEROUS | • synantherous adj. (Botany, uncommon) Having stamens that are fused by the anthers, usually with the filaments not being fused. • SYNANTHEROUS adj. having the anthers united in a tube around the style, as in Compositae. |
| SYNCHRONEITY | • synchroneity n. The state or characteristic of being synchronous or synchronized. • SYNCHRONEITY n. the state of being synchronous. |
| SYNCHROTRONS | • synchrotrons n. Plural of synchrotron. • SYNCHROTRON n. a type of very high-energy particle accelerator. |
| UNNEWSWORTHY | • unnewsworthy adj. Not newsworthy. • UNNEWSWORTHY adj. not newsworthy. |