| AEROSPHERES | • aerospheres n. Plural of aerosphere. • AEROSPHERE n. the entire atmosphere surrounding the earth. |
| CHEMOSPHERE | • chemosphere n. The region of the Earth’s atmosphere (from 20 to 120 miles above the surface) in which photochemical… • CHEMOSPHERE n. the thermosphere, the outermost layer of the atmosphere. |
| HEDGEHOPPER | • hedgehopper n. An aircraft that hedgehops. • HEDGEHOPPER n. a pilot who hedgehops, flies low. |
| HELIOSPHERE | • heliosphere n. (Astronomy) The region of space where interstellar medium is blown away by solar wind; the boundary… • HELIOSPHERE n. the region in space influenced by the sun or solar wind. |
| HETEROPHILE | • heterophile adj. Able to react immunologically with material from another species. • heterophile n. (Immunology) A heterophilic antibody. • HETEROPHILE n. a polymorphonuclear leukocyte in humans that may be stained with dyes, also HETEROPHIL. |
| HOUSEKEEPER | • housekeeper n. (Now rare) Someone who owns a house as a place of residence; a householder. • housekeeper n. Someone (traditionally a woman) employed to look after the home, typically by managing domestic servants… • housekeeper n. Someone who manages the running of a home, traditionally the female head of the household. |
| MESOSPHERES | • mesospheres n. Plural of mesosphere. • MESOSPHERE n. a zone in the Earth between 400 and 670 km below the surface separating the upper mantle from the lower mantle. |
| OPENHEARTED | • openhearted adj. Alternative form of open-hearted. • open-hearted adj. Frank and candidly straightforward. • open-hearted adj. Generous and kind. |
| OREPEARCHED | • OREPEARCH v. (Shakespeare) to fly up and perch on, also OVERPERCH. |
| OREPEARCHES | • OREPEARCH v. (Shakespeare) to fly up and perch on, also OVERPERCH. |
| OVERPERCHED | • overperched v. Simple past tense and past participle of overperch. • OVERPERCH v. to fly up and perch on, also OREPEARCH. |
| OVERPERCHES | • overperches v. Third-person singular simple present indicative form of overperch. • OVERPERCH v. to fly up and perch on, also OREPEARCH. |
| SHOPKEEPERS | • shopkeepers n. Plural of shopkeeper. • shop␣keepers n. Plural of shop keeper. • SHOPKEEPER n. one who keeps a shop. |
| SPHEROMETER | • spherometer n. A device used to measure the curvature of a surface, such as a lens. • SPHEROMETER n. an instrument for measuring curvature. |
| SUPERHEROES | • superheroes n. Plural of superhero. • SUPERHERO n. any of various comic-book heroes with supernormal or superhuman powers. |
| TELEPHONERS | • telephoners n. Plural of telephoner. • TELEPHONER n. one who telephones. |
| TREEHOPPERS | • treehoppers n. Plural of treehopper. • TREEHOPPER n. a kind of leaping insect. |