| BENZPYRENE | • benzpyrene n. Alternative form of benzopyrene. • BENZPYRENE n. a cancer-inducing hydrocarbon, also BENZOAPYRENE. |
| COPYREADER | • copyreader n. One who copyreads. • COPYREADER n. a subeditor. |
| DEXTROGYRE | • dextrogyre adj. (Chemistry) Dextrorotatory. • DEXTROGYRE adj. causing to turn to the right hand, also DEXTROGYRATE. |
| GRANOPHYRE | • granophyre n. A subvolcanic rock with angular intergrowths of quartz and alkali feldspar. • GRANOPHYRE n. a kind of quartz-porphyry. |
| MELAPHYRES | • melaphyres n. Plural of melaphyre. • MELAPHYRE n. any one of several dark-colored augitic, eruptive rocks allied to basalt. |
| ORTHOPHYRE | • orthophyre n. (Geology) a porphyritic rock that contains phenocrysts of orthoclase embedded in feldspar. • ORTHOPHYRE n. a fine-grained syenitic rock with orthoclase crystals. |
| PLAYREADER | • playreader n. A person employed to read the scripts of plays before they are staged. • PLAYREADER n. one who reads over the script of a play. |
| PYRENEITES | • pyreneites n. Plural of pyreneite. • PYRENEITE n. a black garnet. |
| PYRENOCARP | • PYRENOCARP n. a perithecium, a small fruiting body containing ascospores. |
| PYRETHRINS | • pyrethrins n. Plural of pyrethrin. • PYRETHRIN n. either of two insecticidal oily esters prepared from pyrethrum flowers. |
| PYRETHROID | • pyrethroid n. (Organic chemistry) Any of several synthetic insecticides having a structure based on pyrethrin. • PYRETHROID n. any of various synthetic compounds related to the pyrethrins, and sharing their insecticidal properties. |
| PYRETHRUMS | • pyrethrums n. Plural of pyrethrum. • PYRETHRUM n. a name still applied to various garden flowers, esp. varieties of Chrysanthemum. |
| PYRETOLOGY | • pyretology n. A discourse or treatise on fevers; the doctrine of fevers. • PYRETOLOGY n. medical study of fevers. |
| SATYRESQUE | • satyresque adj. Satyrlike. • SATYRESQUE adj. like a satyr. |
| SATYRESSES | • satyresses n. Plural of satyress. • SATYRESS n. a female satyr, also SATYRA. |
| TYREMAKERS | • tyremakers n. Plural of tyremaker. • TYREMAKER n. one who makes tyres. |
| UNTYREABLE | • untyreable adj. Obsolete spelling of untirable. • UNTYREABLE adj. (Shakespeare) untirable. |