| APOSTROPHUS | • APOSTROPHUS n. (Greek) a symbol resembling a reversed letter C used in Roman numerals to denote large numbers. |
| HOMOSPOROUS | • homosporous adj. (Botany) producing spores of the same size and type. • HOMOSPOROUS adj. producing only one size or kind of spore, as opposed to heterosporous. |
| HOUSEPERSON | • houseperson n. A househusband or housewife. • HOUSEPERSON n. a person who does housekeeping. |
| ISOMORPHOUS | • isomorphous adj. Of, relating to, or exhibiting isomorphism. • ISOMORPHOUS adj. similar in form. |
| OCTOPUSHERS | • octopushers n. Plural of octopusher. • OCTOPUSHER n. one who plays octopush, a kind of underwater hockey. |
| PHOSPHOROUS | • phosphorous adj. (Chemistry) Of or pertaining to phosphorus. • phosphorous adj. Resembling phosphorus. • phosphorous adj. (Chemistry) Of relating to or containing trivalent phosphorus. |
| PHYSIOLOGUS | • PHYSIOLOGUS n. a work containing descriptions of animals; a bestiary. |
| PILOTHOUSES | • pilothouses n. Plural of pilothouse. • PILOTHOUSE n. a shelter for steering gear and pilot. |
| POWERHOUSES | • powerhouses n. Plural of powerhouse. • POWERHOUSE n. one having great drive, energy, or ability. |
| SKEUOMORPHS | • skeuomorphs n. Plural of skeuomorph. • SKEUOMORPH n. a design feature copied from a similar artifact in another material, even when not functionally necessary e.g. the click sound of a shutter in an analog camera that is now reproduced in a digital camera by playing a sound clip. |
| SNOWPLOUGHS | • snowploughs n. Plural of snowplough. • snow␣ploughs n. Plural of snow plough. • SNOWPLOUGH n. an implement operating like a plow, but on a larger scale, for clearing away the snow from roads, railways, etc. |
| SOUSAPHONES | • sousaphones n. Plural of sousaphone. • SOUSAPHONE n. a musical instrument similar to a tuba. |
| SUPERSCHOOL | • superschool n. A very large or successful school. • SUPERSCHOOL n. an exceptional school. |
| 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. |
| SYMPHONIOUS | • symphonious adj. Of or pertaining to simultaneous sounds that are harmonious together. • SYMPHONIOUS adj. agreeing esp. in sound. |
| TOOLPUSHERS | • toolpushers n. Plural of toolpusher. • tool-pushers n. Plural of tool-pusher. • TOOLPUSHER n. a supervisor of drilling operations at an oil well. |