| AEROHYDROPLANES | • AEROHYDROPLANE n. a winged hydroplane or flying-boat. |
| DEHYDRORETINOLS | • DEHYDRORETINOL n. vitamin A2. |
| ECTOMYCORRHIZAE | • ectomycorrhizae n. Plural of ectomycorrhiza. • ECTOMYCORRHIZA n. a type of mycorrhiza in which the fungus forms a layer on the outside of the roots of the plant. |
| ELECTROMYOGRAPH | • electromyograph n. A device used in electromyography to generate electromyograms. • ELECTROMYOGRAPH n. an instrument for diagnosing neuromuscular disorders. |
| ELECTRORHEOLOGY | • electrorheology n. (Physics) The study of the effects of electric fields on the rheological properties of materials. • ELECTRORHEOLOGY n. the study of the flow of fluids under the influence of electric fields. |
| ERYTHROPOIETINS | • erythropoietins n. Plural of erythropoietin. • ERYTHROPOIETIN n. a glycoprotein hormone that stimulates the production of red blood cells by stem cells in bone marrow. |
| EXOERYTHROCYTIC | • exoerythrocytic adj. Outside of an erythrocyte. • EXOERYTHROCYTIC adj. occurring outside the red blood cells. |
| HEXYLRESORCINOL | • hexylresorcinol n. (Organic chemistry) A hexyl derivative of resorcinol that has anaesthetic, antiseptic and antihelmintic properties. • HEXYLRESORCINOL n. a crystalline phenol used as an antiseptic and anthelmintic. |
| HYETOMETROGRAPH | • HYETOMETROGRAPH n. an instrument for recording rainfall. |
| HYPERCORRECTION | • hypercorrection n. (Linguistics) Nonstandard language use that results from the over-application of a perceived prescriptive rule. • hypercorrection n. (Linguistics) A nonstandard form so used. • HYPERCORRECTION n. a grammatical, usage or pronunciation mistake made by 'correcting' something that's right to begin with. |
| HYPOMENORRHOEAS | • hypomenorrhoeas n. Plural of hypomenorrhoea. • HYPOMENORRHOEA n. the condition in which the interval between two menstrual periods is increased to between 35 and 42 days, also HYPOMENORRHEA. |
| PHYTOGEOGRAPHER | • phytogeographer n. A person involved in phytogeography. • PHYTOGEOGRAPHER n. a student of phytogeography. |
| POLYCHLOROPRENE | • polychloroprene n. (Organic chemistry) A polymer of chloroprene. • POLYCHLOROPRENE n. neoprene. |
| PORPHYROGENITES | • porphyrogenites n. Plural of porphyrogenite. • PORPHYROGENITE n. a Byzantine emperor's son, born in the purple. |
| PYROPHOTOMETERS | • PYROPHOTOMETER n. a type of pyrometer in which the temperature of an incandescent body is determined by photometric measurement of the light it emits. |
| ROENTGENOGRAPHY | • roentgenography n. Radiography; The production of roentgenograms. • ROENTGENOGRAPHY n. radiography. |
| RONTGENOTHERAPY | • RONTGENOTHERAPY n. treatment by X-rays. |