| CORROBORATIONS | • corroborations n. Plural of corroboration. • CORROBORATION n. corroboration. |
| GNOTOBIOLOGIES | • GNOTOBIOLOGY n. the study of life in germfree conditions. |
| MONOPOLISATION | • monopolisation n. Alternative spelling of monopolization. • MONOPOLISATION n. the act of monopolising, also MONOPOLIZATION. |
| MONOPOLIZATION | • monopolization n. The act of monopolizing or the state of being monopolized. • MONOPOLIZATION n. the act of monopolizing, also MONOPOLISATION. |
| NEOORTHODOXIES | • NEOORTHODOXY n. reactionaryism. |
| NONCOOPERATION | • noncooperation n. The active absence of cooperation. • non-cooperation n. Alternative spelling of noncooperation. • NONCOOPERATION n. failure or refusal to cooperate. |
| ODONATOLOGISTS | • odonatologists n. Plural of odonatologist. • ODONATOLOGIST n. one who studies dragonflies. |
| ONOMATOLOGISTS | • onomatologists n. Plural of onomatologist. • ONOMATOLOGIST n. one who studies onomatology, the science of names. |
| ONOMATOPOIESES | • ONOMATOPOIESIS n. onomatopoeia, also ONOMATOPOEIA, ONOMATOPOESIS. |
| ONOMATOPOIESIS | • onomatopoiesis n. Onomatopoeia. • ONOMATOPOIESIS n. onomatopoeia, also ONOMATOPOEIA, ONOMATOPOESIS. |
| OPISTHOTONOSES | • OPISTHOTONOS n. extreme arching backwards of the spine and neck as a result of spasm of the muscles in that region, etc. |
| OVERPROPORTION | • overproportion v. To give something excessive proportions. • overproportion n. Excessive proportion. • OVERPROPORTION v. to make disproportionately large. |
| PERIODONTOLOGY | • periodontology n. (Dentistry) Periodontics. • PERIODONTOLOGY n. the branch of dentistry concerned with periodontal diseases. |
| PHOTOCOMPOSING | • photocomposing v. Present participle of photocompose. • PHOTOCOMPOSE v. to set (as reading matter) by photocomposition. |
| PHOTOOXIDATION | • photooxidation n. (Physics, chemistry) The loss of an electron from a photoexcited species. • photooxidation n. (Chemistry) The reaction of something with oxygen in the presence of light. • PHOTOOXIDATION n. oxidation under the influence of radiant energy, as light. |