| AEROHYDROPLANES | • AEROHYDROPLANE n. a winged hydroplane or flying-boat. |
| CROTONALDEHYDES | • crotonaldehydes n. Plural of crotonaldehyde. • CROTONALDEHYDE n. a pungent liquid aldehyde obtained by dehydration of aldol. |
| DEHYDROGENATION | • dehydrogenation n. (Chemistry) Any reaction or process in which hydrogen is removed from a substance, especially the production… • DEHYDROGENATION n. the removal of hydrogen from a chemical compound. |
| DEPHOSPHORYLATE | • dephosphorylate v. To cause, or undergo dephosphorylation. • DEPHOSPHORYLATE v. to remove phosphate groups from an organic compounds. |
| DERMATOPHYTOSES | • dermatophytoses n. Plural of dermatophytosis. • DERMATOPHYTOSIS n. a fungal infection of the skin, esp. the feet. |
| 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. |
| 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. |
| HETERODACTYLOUS | • heterodactylous adj. (Zoology) Having the first and second toes turned backward, as in the trogons. • HETERODACTYLOUS adj. having the first and second toes turned backwards, as in trogons, and not the first and fourth as in parrots. |
| HETEROSOCIALITY | • heterosociality n. (Sociology, psychology) Social interaction between men and women. • HETEROSOCIALITY n. the state of being heterosocial. |
| HYETOMETROGRAPH | • HYETOMETROGRAPH n. an instrument for recording rainfall. |
| 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. |
| PALAEOGEOGRAPHY | • palaeogeography n. The study of historical geography — of the (chiefly physical, but sometimes political/cultural) geography… • palæogeography n. Obsolete spelling of palaeogeography. • PALAEOGEOGRAPHY n. the study of the geography of geological periods. |
| PHOTOTELEGRAPHY | • phototelegraphy n. The fax system. • PHOTOTELEGRAPHY n. the transmission of drawings by phototelegraph. |
| PHYTOGEOGRAPHER | • phytogeographer n. A person involved in phytogeography. • PHYTOGEOGRAPHER n. a student of phytogeography. |
| ROENTGENOGRAPHY | • roentgenography n. Radiography; The production of roentgenograms. • ROENTGENOGRAPHY n. radiography. |
| RONTGENOTHERAPY | • RONTGENOTHERAPY n. treatment by X-rays. |
| TELEPHOTOGRAPHY | • telephotography n. (Photography) Photography of distant subjects using a telephoto lens. • telephotography n. (Dated) The transmission of images over a distance, especially by facsimile. • TELEPHOTOGRAPHY n. the photography of distant objects (as by a camera provided with a telephoto lens). |