| CHEMOTAXONOMIST | • chemotaxonomist n. One who studies chemotaxonomy. • CHEMOTAXONOMIST n. one who practises chemotaxonomy. |
| DERMATOMYOSITIS | • dermatomyositis n. A disease of connective tissue, related to polymyositis, characterized by inflammation of the muscles and skin. • DERMATOMYOSITIS n. a disease characterized by inflammation of the skin and muscles, and wasting of the muscles. |
| GRAMMATOLOGISTS | • grammatologists n. Plural of grammatologist. • GRAMMATOLOGIST n. a specialist in grammatology. |
| HAEMOCYTOMETERS | • haemocytometers n. Plural of haemocytometer. • HAEMOCYTOMETER n. an apparatus for counting the number of cells in a quantity of blood, typically consisting of a graduated pipette for drawing and diluting, also HEMOCYTOMETER. |
| IMMORTALISATION | • immortalisation n. (British spelling) Alternative spelling of immortalization. • IMMORTALISATION n. the process of immortalizing, also IMMORTALIZATION. |
| IMPOSTHUMATIONS | • imposthumations n. Plural of imposthumation. • IMPOSTHUMATION n. the act of forming an imposthume, an abscess, also IMPOSTUMATION. |
| MASTOIDECTOMIES | • mastoidectomies n. Plural of mastoidectomy. • MASTOIDECTOMY n. an operation to remove mastoid bone. |
| METROPOLITANISM | • metropolitanism n. The quality or state of being metropolitan. • METROPOLITANISM n. the state of being metropolitan. |
| MISCOMPUTATIONS | • miscomputations n. Plural of miscomputation. • MISCOMPUTATION n. the act of miscomputing. |
| NUMISMATOLOGIST | • numismatologist n. One versed in numismatology. • NUMISMATOLOGIST n. a specialist in numismatology. |
| OPHTHALMOMETERS | • ophthalmometers n. Plural of ophthalmometer. • OPHTHALMOMETER n. an instrument for measuring the eye. |
| ORTHOCHROMATISM | • orthochromatism n. Quality of being orthochromatic. • ORTHOCHROMATISM n. the state of being orthochromatic, of photographic film, sensitive to all colours except red. |
| SYMPTOMATOLOGIC | • symptomatologic adj. Of or pertaining to symptomatology. • SYMPTOMATOLOGIC adj. relating to symptomatology. |
| THREMMATOLOGIES | • THREMMATOLOGY n. the science of breeding domestic animals and plants. |
| ULTRAMICROTOMES | • ultramicrotomes n. Plural of ultramicrotome. • ULTRAMICROTOME n. a microtome for cutting extremely thin sections for electron microscopy. |