| APOSTROPHUS | • APOSTROPHUS n. (Greek) a symbol resembling a reversed letter C used in Roman numerals to denote large numbers. |
| AUTHORSHIPS | • authorships n. Plural of authorship. • AUTHORSHIP n. the profession of writing. |
| HOUSEPLANTS | • houseplants n. Plural of houseplant. • house␣plants n. Plural of house plant. • HOUSEPLANT n. a plant grown or kept indoors. |
| HYPOTENUSES | • hypotenuses n. Plural of hypotenuse. • HYPOTENUSE n. the longest side of a right-angled triangle, also HYPOTHENUSE. |
| IMPOSTHUMES | • imposthumes n. Plural of imposthume. • imposthumes v. Third-person singular simple present indicative form of imposthume. • IMPOSTHUME n. (archaic) an abscess, also IMPOSTUME. |
| OCTOPUSHERS | • octopushers n. Plural of octopusher. • OCTOPUSHER n. one who plays octopush, a kind of underwater hockey. |
| PHOSPHURETS | • phosphurets n. Plural of phosphuret. • PHOSPHURET n. (obsolete) a phosphide, also PHOSPHORET. |
| PILOTHOUSES | • pilothouses n. Plural of pilothouse. • PILOTHOUSE n. a shelter for steering gear and pilot. |
| QUESTORSHIP | • questorship n. Alternative form of quaestorship. • QUESTORSHIP n. the office of questor, also QUAESTORSHIP. |
| SPATHACEOUS | • spathaceous adj. (Botany) Having or resembling a spathe; spathal. • SPATHACEOUS adj. having a spathe. |
| SULPHATIONS | • sulphations n. Plural of sulphation. • SULPHATION n. the act of forming a sulphate, also SULFATION. |
| SULPHONATES | • sulphonates n. Plural of sulphonate. • SULPHONATE n. a salt of sulphonic acid. |
| SUPERSMOOTH | • supersmooth adj. Very smooth. • supersmooth adj. (Mathematics) Of or relating to a distribution that has derivatives of all orders. • SUPERSMOOTH adj. very very smooth. |
| TOOLPUSHERS | • toolpushers n. Plural of toolpusher. • tool-pushers n. Plural of tool-pusher. • TOOLPUSHER n. a supervisor of drilling operations at an oil well. |
| UPHOLSTRESS | • upholstress n. (Dated) A female upholsterer. • UPHOLSTRESS n. a female upholsterer. |