| CHOIRMASTERS | • choirmasters n. Plural of choirmaster. • CHOIRMASTER n. the leader of a choir. |
| CHORUSMASTER | • chorusmaster n. Choirmaster. • CHORUSMASTER n. the conductor of a choir. |
| CORPORATISMS | • corporatisms n. Plural of corporatism. • CORPORATISM n. the policy of control of a country's economy through the combined power of the trade unions, large businesses, etc., also CORPORATIVISM. |
| COURTIERISMS | • courtierisms n. Plural of courtierism. • COURTIERISM n. the behaviour or practices of a courtier. |
| OSTRACODERMS | • ostracoderms n. Plural of ostracoderm. • OSTRACODERM n. any of the early fossil jawless fishes of the Lower Paleozoic usually having a bony covering of plates or scales. |
| SABERMETRICS | • sabermetrics n. (US) The analysis of baseball, especially via its statistics. • Sabermetrics n. Alternative letter-case form of sabermetrics. • SABERMETRICS n. the statistical analysis of baseball data. |
| SCATTERGRAMS | • scattergrams n. Plural of scattergram. • SCATTERGRAM n. a scatter diagram, a graph plotting two variables, with axes at right angles to one another. |
| SCLEROMETERS | • sclerometers n. Plural of sclerometer. • SCLEROMETER n. an instrument for measuring the hardness of minerals. |
| SCRIPTORIUMS | • scriptoriums n. Plural of scriptorium. • SCRIPTORIUM n. (Latin) a writing room, esp. of scribes in medieval monastery. |
| SCRIPTURISMS | • SCRIPTURISM n. adherence to the scriptures. |
| SPECTROGRAMS | • spectrograms n. Plural of spectrogram. • SPECTROGRAM n. a photograph, image, or diagram of a spectrum. |
| STERCORANISM | • stercoranism n. The belief or doctrine of the stercoranists. • STERCORANISM n. formerly, a name for the belief that the sacramental bread is digested and evacuated like other food. |
| STRETCHMARKS | • stretchmarks n. Plural of stretchmark. • stretch␣marks n. Plural of stretch mark. • STRETCHMARKS n. marks left by pregnancy. |
| TRUCKMASTERS | • truckmasters n. Plural of truckmaster. • TRUCKMASTER n. an officer in charge of trade with American Indians esp. among the early settlers. |
| WRECKMASTERS | • wreckmasters n. Plural of wreckmaster. • WRECKMASTER n. a person taking charge of a disabled ship or train and its cargo or freight. |