| CHLOROMETERS | • chlorometers n. Plural of chlorometer. • CHLOROMETER n. instrument for measuring amount of chlorine in a solution. |
| CHRONOMETERS | • chronometers n. Plural of chronometer. • CHRONOMETER n. an instrument for measuring time. |
| ERGATOMORPHS | • ERGATOMORPH n. an ergatoid ant. |
| HETEROMEROUS | • heteromerous adj. (Biology) Having different types or numbers of parts (within the same or similar structure). • HETEROMEROUS adj. unequal or different parts within the same structure. |
| HYDROMETEORS | • hydrometeors n. Plural of hydrometeor. • HYDROMETEOR n. a general term for the aqueous phenomena of the atmosphere, as rain, snow, sleet, hail. |
| HYDROTROPISM | • hydrotropism n. (Biology) The movement of a plant (or other organism) in response to water, either towards or away from water. • HYDROTROPISM n. growth in the direction of water. |
| MOTHERBOARDS | • motherboards n. Plural of motherboard. • MOTHERBOARD n. the board containing the main circuits of an electronic device, especially in computers. |
| MOTHPROOFERS | • mothproofers n. Plural of mothproofer. • MOTHPROOFER n. a substance that keeps away moths. |
| NORTHERNMOST | • northernmost adj. Farthest north. • NORTHERNMOST adj. most northerly, also NORTHERMOST, NORTHMOST. |
| ORTHODROMICS | • orthodromics n. Orthodromic navigation. • ORTHODROMICS n. the act or art of sailing on a great circle, also ORTHODROMY. |
| ORTHODROMIES | • ORTHODROMY n. the act or art of sailing on a great circle, also ORTHODROMICS. |
| ORTHOTROPISM | • orthotropism n. The property of being orthotropic or orthotropous. • ORTHOTROPISM n. vertical growth. |
| PROTHROMBINS | • prothrombins n. Plural of prothrombin. • PROTHROMBIN n. a protein-like substance present in blood plasma. |
| RHEOTROPISMS | • rheotropisms n. Plural of rheotropism. • RHEOTROPISM n. the direction of growth by water. |
| STEREOCHROME | • stereochrome n. A stereochromic picture. • STEREOCHROME n. a mural painting fixed with waterglass. • STEREOCHROME v. to paint a mural fixed with waterglass. |
| STEREOCHROMY | • stereochromy n. The painting of murals using pigments mixed with water glass. • STEREOCHROMY n. colourful wall painting. |
| THERIOMORPHS | • THERIOMORPH n. an animal form in art. |
| THERMOMOTORS | • THERMOMOTOR n. an engine that produces force from the expansion of a heated fluid. |
| TROCHOMETERS | • trochometers n. Plural of trochometer. • TROCHOMETER n. a hodometer, also TROCHEAMETER. |