| FORETOPMEN | • foretopmen n. Plural of foretopman. • FORETOPMAN n. a sailor who works on the platform at the head of the foremast. |
| HOMEPORTED | • homeported v. Simple past tense and past participle of homeport. • HOMEPORT v. to assign a ship to a port. |
| LEPTOSOMES | • leptosomes n. Plural of leptosome. • LEPTOSOME n. a person with a slight or slender build. |
| OPISOMETER | • opisometer n. A device for measuring the length of curved lines, such as on a map. • OPISOMETER n. an instrument for measuring curved lines. |
| OPSIOMETER | • opsiometer n. An old instrument for measuring vision and determining the focal length of a lens that can correct an… • OPSIOMETER n. an instrument for testing vision. |
| OPTOMETERS | • optometers n. Plural of optometer. • OPTOMETER n. an instrument for testing vision. |
| OUTCOMPETE | • outcompete v. To be more successful than a competitor; especially to thrive in the presence of an organism that is… • OUTCOMPETE v. to surpass in competing. |
| PETRODROME | • PETRODROME n. an African elephant shrew. |
| PETROMONEY | • petromoney n. Money earned from the sale of oil. • PETROMONEY n. money from oil revenues. |
| PHONOMETER | • phonometer n. An instrument for measuring sounds. • PHONOMETER n. an instrument for measuring sound levels, also PHONMETER. |
| PHOTOMETER | • photometer n. (Physics) Any of several instruments used to measure various aspects of the intensity of light. • photometer v. (Astronomy) To measure some aspect of light (from a star) using a photometer. • PHOTOMETER n. an instrument for measuring light intensity. |
| POTOMETERS | • potometers n. Plural of potometer. • POTOMETER n. an instrument measuring the rate at which plants absorb water. |