| COMPLETISTS | • completists n. Plural of completist. • COMPLETIST n. a person who wants all of something (esp. a collection of items). |
| DEUTOPLASMS | • deutoplasms n. Plural of deutoplasm. • DEUTOPLASM n. the food material, such as yolk or fat, within an egg or cell. |
| EMPLASTRONS | • EMPLASTRON n. a medicated plaster, also EMPLASTRUM. |
| LIPOMATOSES | • LIPOMATOSIS n. the presence of many lipomata; obesity. |
| OPTIMALISES | • optimalises v. Third-person singular simple present indicative form of optimalise. • OPTIMALISE v. to bring to the most desirable or most efficient state, also OPTIMALIZE. |
| PLUMOSITIES | • PLUMOSITY n. the state of being plumose. |
| POLEMICISTS | • polemicists n. Plural of polemicist. • POLEMICIST n. one who engages in polemics, also POLEMIST. |
| POLISHMENTS | • polishments n. Plural of polishment. • POLISHMENT n. the act of polishing, or the state of being polished. |
| POLYMASTIES | • POLYMASTY n. the presence of supernumerary breasts or nipples, also POLYMASTIA, POLYMASTISM. |
| POLYSEMANTS | • polysemants n. Plural of polysemant. • POLYSEMANT n. a word with many meanings. |
| POLYTHEISMS | • polytheisms n. Plural of polytheism. • POLYTHEISM n. belief in multiple deities. |
| PROBLEMISTS | • problemists n. Plural of problemist. • PROBLEMIST n. one who sets problems. |
| PROSELYTISM | • proselytism n. The practice of proselytizing or the state of being a proselyte. • PROSELYTISM n. conversion. |
| PULSOMETERS | • pulsometers n. Plural of pulsometer. • PULSOMETER n. a pump that draws in water by condensation of steam in two chambers alternately. |
| SEMIPOSTALS | • semipostals n. Plural of semipostal. • SEMIPOSTAL n. an issue of postage stamps the proceeds of which are donated to charity. |
| SPELEOTHEMS | • speleothems n. Plural of speleothem. • SPELEOTHEM n. a term for depositional features, such as stalactites and stalagmites, found in caves, also SPELAEOTHEM. |
| SYMPETALOUS | • sympetalous adj. (Botany) gamopetalous. • SYMPETALOUS adj. having the petals united. |
| SYMPTOMLESS | • symptomless adj. Lacking symptoms. • SYMPTOMLESS adj. without symptoms. |