| ARTHROSCOPES | • arthroscopes n. Plural of arthroscope. • ARTHROSCOPE n. an instrument for examining the interior of a joint. |
| ARTHROSPORES | • arthrospores n. Plural of arthrospore. • ARTHROSPORE n. another name for an oidium. |
| CRAPSHOOTERS | • crapshooters n. Plural of crapshooter. • CRAPSHOOTER n. one who plays craps. |
| FORESHORTENS | • foreshortens v. Third-person singular simple present indicative form of foreshorten. • FORESHORTEN v. to shorten by proportionately contracting in the direction of depth so that an illusion of projection or extension in space is obtained. |
| GASTROSOPHER | • gastrosopher n. One who enjoys and appreciates good food. • GASTROSOPHER n. a person skilled in matters of eating, also GASTROSOPH. |
| GROATSWORTHS | • groatsworths n. Plural of groatsworth. • GROATSWORTH n. (obsolete) the value of a groat. |
| ORCHESTRIONS | • orchestrions n. Plural of orchestrion. • ORCHESTRION n. a name given to various keyboard or barrel organ instruments designed to imitate an orchestra, also ORCHESTRINA. |
| ORNITHOSAURS | • ORNITHOSAUR n. a pterodactyl. |
| PORTERHOUSES | • porterhouses n. Plural of porterhouse. • PORTERHOUSE n. a house where malt liquor (as porter) is sold. |
| PROCTORSHIPS | • proctorships n. Plural of proctorship. • PROCTORSHIP n. the office of proctor. |
| RHEOTROPISMS | • rheotropisms n. Plural of rheotropism. • RHEOTROPISM n. the direction of growth by water. |
| SHARPSHOOTER | • sharpshooter n. A person trained to shoot precisely with a rifle; a marksman. • sharpshooter n. A proconiine (type of leafhopper). • SHARPSHOOTER n. a marksman. |
| SYNCHROTRONS | • synchrotrons n. Plural of synchrotron. • SYNCHROTRON n. a type of very high-energy particle accelerator. |
| TORSIOGRAPHS | • torsiographs n. Plural of torsiograph. • TORSIOGRAPH n. an instrument for recording torsional vibrations on an object. |
| TRAPSHOOTERS | • trapshooters n. Plural of trapshooter. • TRAPSHOOTER n. a person who engages in trapshooting. |
| TROPOSPHERES | • tropospheres n. Plural of troposphere. • TROPOSPHERE n. a region of the atmosphere from 25,000 feet to 55,000 feet, the boundary between the upper troposphere and the lower stratosphere. |