| BUTTERFINGERS | • butterfingers n. Someone who tends to drop things; (more generally) someone who is clumsy or uncoordinated; a klutz. • butterfingers n. One’s fingers which tend to drop things, or are clumsy or uncoordinated. • butterfingers n. A tendency to drop things, or to be clumsy or uncoordinated. |
| COUNTEREFFORT | • countereffort n. An effort made in opposition to another. • COUNTEREFFORT n. an effort opposing another effort. |
| COUNTERFEITER | • counterfeiter n. A person who counterfeits. • COUNTERFEITER n. one who counterfeits. |
| PRETERPERFECT | • preterperfect n. (Grammar, archaic) perfect. • PRETERPERFECT n. the perfect tense. |
| REFLECTOMETER | • reflectometer n. An instrument used to measure the reflectance of a surface. • REFLECTOMETER n. instrument for measuring reflectance of radiant energy. |
| REFLECTOMETRY | • reflectometry n. (Physics) The science of the design and use of reflectometers. • REFLECTOMETRY n. measurement by reflectometer. |
| REFORESTATION | • reforestation n. The act or process of replanting a forest, especially after clear-cutting. • REFORESTATION n. the action of renewing forest cover, as by natural seeding or by the artificial planting of seeds or young trees. |
| REFRACTOMETER | • refractometer n. (Physics) An optical instrument used to measure the refractive index of a substance. • REFRACTOMETER n. an instrument for measuring the refraction of light. |
| REFRACTOMETRY | • refractometry n. (Physics) the measurement of refractive index. • REFRACTOMETRY n. measurement by refractometer. |
| RETROFLECTION | • retroflection n. The condition of being bent backwards. • RETROFLECTION n. the state of being bent back, also RETROFLEXION. |
| STERNFOREMOST | • sternforemost adv. With the stern, instead of the bow, in advance. • sternforemost adv. (Figurative) In an awkward, blundering manner. • STERNFOREMOST adv. with the stern in advance. |
| TETRAFLUORIDE | • tetrafluoride n. (Chemistry) Any chloride containing four fluorine atoms in each molecule. • TETRAFLUORIDE n. a fluoride containing four atoms of fluorine. |
| ULTRAFILTERED | • ultrafiltered adj. Filtered using ultrafiltration. • ULTRAFILTER v. to pass through an ultrafilter. |