| INTEROPERATING | • interoperating v. Present participle of interoperate. |
| INTERPRETATING | • INTERPRETATE v. (archaic) to interpret. |
| OBSTREPERATING | • obstreperating v. Present participle of obstreperate. • OBSTREPERATE v. (Sterne) to make an unruly noise. |
| OCEANOGRAPHERS | • oceanographers n. Plural of oceanographer. • OCEANOGRAPHER n. one who maps the oceans. |
| OVERPERSUADING | • overpersuading v. Present participle of overpersuade. • OVERPERSUADE v. to persuade to act contrary to one's conviction or preference. |
| PARAMETERISING | • parameterising v. Present participle of parameterise. • PARAMETERISE v. to set parameters for, also PARAMETERIZE. |
| PARAMETERIZING | • parameterizing v. Present participle of parameterize. • PARAMETERIZE v. to set parameters for, also PARAMETERISE. |
| PEREGRINATIONS | • peregrinations n. Plural of peregrination. • PEREGRINATION n. an excursion esp. on foot or to a foreign country. |
| PHOTOENGRAVERS | • photoengravers n. Plural of photoengraver. • PHOTOENGRAVER n. one who does photoengraving. |
| PREARRANGEMENT | • prearrangement n. An arrangement or plan made beforehand. • PREARRANGEMENT n. a preliminary arrangement. |
| PREDESIGNATORY | • PREDESIGNATORY adj. specifying beforehand. |
| PREPONDERATING | • preponderating v. Present participle of preponderate. • PREPONDERATE v. to surpass others in numbers, intensity, force, or prowess. |
| ROENTGENOGRAPH | • roentgenograph n. A radiograph. • roentgenograph v. To radiograph. • ROENTGENOGRAPH n. an X-ray photograph, also RONTGENOGRAPH. |
| SELENOGRAPHERS | • selenographers n. Plural of selenographer. • SELENOGRAPHER n. one who maps the moon, also SELENOGRAPHIST. |
| STEGANOGRAPHER | • steganographer n. One that practices or studies steganography. • STEGANOGRAPHER n. a cryptographer; one who works with ciphers. |
| STEREOGRAPHING | • stereographing v. Present participle of stereograph. • STEREOGRAPH v. to make a stereograph. |
| SUPEREROGATING | • supererogating v. Present participle of supererogate. • SUPEREROGATE v. (obsolete) to do more than is required, ordered or expected. |
| SUPEREROGATION | • supererogation n. An act of doing more than is required. • supererogation n. (Philosophy) An action that is neither morally forbidden nor required, but has moral value. • SUPEREROGATION n. the act of performing more than is required by duty, obligation or need. |
| SUPERHARDENING | • superhardening v. Present participle of superharden. • SUPERHARDEN v. to harden to extremes. |
| SUPERREGIONALS | • superregionals n. Plural of superregional. • SUPERREGIONAL n. a sporting event contested by many regions. |