| GYMNOSPERMS | • gymnosperms n. Plural of gymnosperm. • GYMNOSPERM n. a plant with the ovules borne naked or unprotected, the conifers or cone-bearing plants and their allies. |
| HYPEREMESES | • hyperemeses n. Plural of hyperemesis. • HYPEREMESIS n. excessive vomiting. |
| HYPEREMESIS | • hyperemesis n. (Pathology) Severe and excessive vomiting. • HYPEREMESIS n. excessive vomiting. |
| HYPEROSMIAS | • HYPEROSMIA n. an abnormally acute sense of smell. |
| HYPSOMETERS | • hypsometers n. Plural of hypsometer. • HYPSOMETER n. an instrument for measuring height of trees through triangulation. |
| MYRIOSCOPES | • myrioscopes n. Plural of myrioscope. • MYRIOSCOPE n. a form of kaleidoscope. |
| PERMISSIBLY | • permissibly adv. In a permissible manner. • PERMISSIBLE adv. that can be permitted. |
| PLESSIMETRY | • PLESSIMETRY n. the use of a plessimeter, a small plate to receive the tap in examination by percussion. |
| POLYMERASES | • polymerases n. Plural of polymerase. • POLYMERASE n. an enzyme present in cell nuclei which promotes the polymerization of DNA. |
| POLYMERISES | • polymerises v. Third-person singular simple present indicative form of polymerise. • POLYMERISE v. to make into a polymer, also POLYMERIZE. |
| POLYMERISMS | • polymerisms n. Plural of polymerism. • POLYMERISM n. the state, quality, or relation of two or more polymeric substances. |
| PREASSEMBLY | • preassembly n. Assembly of a product in advance. |
| PRESBYTISMS | • PRESBYTISM n. presbyopia. |
| PROSELYTISM | • proselytism n. The practice of proselytizing or the state of being a proselyte. • PROSELYTISM n. conversion. |
| SUPERSYSTEM | • supersystem n. A system comprising several subsystems. • SUPERSYSTEM n. a system that is made up of systems. |
| SYMPATHISER | • sympathiser n. Non-Oxford British spelling standard spelling of sympathizer. • SYMPATHISER n. one who sympathises, also SYMPATHIZER. |