| CHEMOAUTOTROPHY | • chemoautotrophy n. (Biology) A mode of growth in which CO2 is the exclusive source of assimilated carbon, and energy is… • CHEMOAUTOTROPHY n. the production of energy by the oxidation of inorganic compounds, such as iron, ammonia and hydrogen sulphide. |
| HOBBLEDEHOYDOM | • hobbledehoydom n. Hobbledehoyhood. • HOBBLEDEHOYDOM n. the state of being a hobbledehoy, an awkward young fellow, also HOBBLEDEHOYHOOD, HOBBLEDEHOYISM. |
| HOBBLEDEHOYDOMS | • HOBBLEDEHOYDOM n. the state of being a hobbledehoy, an awkward young fellow, also HOBBLEDEHOYHOOD, HOBBLEDEHOYISM. |
| HOBBLEDEHOYHOOD | • hobbledehoyhood n. The period or time of being a hobbledehoy; awkward adolescence. • HOBBLEDEHOYHOOD n. the state of being a hobbledehoy, an awkward young fellow, also HOBBLEDEHOYDOM, HOBBLEDEHOYISM. |
| HOMEOMORPHY | • homeomorphy n. (Biology) The evolution of similar external forms from very distant ancestors. • homeomorphy n. (Mathematics) The formation of a new graph by inserting new nodes along existing edges. • HOMEOMORPHY n. the state of being homeomorphic, also HOMOMORPHY. |
| HOMOCHLAMYDEOUS | • homochlamydeous adj. (Botany) Having the perianth not divided into calyx and corolla. • HOMOCHLAMYDEOUS adj. with calyx and corolla similar. |
| HOMOEOMORPHY | • homœomorphy n. Obsolete form of homoeomorphy. • HOMOEOMORPHY n. the state of being homoeomorphy. |
| HOMOEOPATHY | • homoeopathy n. Alternative spelling of homeopathy. • homœopathy n. Alternative spelling of homeopathy. • HOMOEOPATHY n. the use of minute quantities of medications that in large amounts, produce symptoms like those of the disease being treated, also HOMEOPATHY. |
| HOMOIOTHERMY | • homoiothermy n. (Biology) Alternative form of homeothermy. • HOMOIOTHERMY n. the maintenance of a constant body temperature, also HOMEOTHERMISM, HOMEOTHERMY, HOMOTHERMY. |
| HOYDENHOOD | • hoydenhood n. (Archaic, rare) The time or state of being a hoyden. • HOYDENHOOD n. the state of being a hoyden. |
| HOYDENHOODS | • HOYDENHOOD n. the state of being a hoyden. |
| HYPOMENORRHOEA | • hypomenorrhoea n. Alternative form of hypomenorrhea. • HYPOMENORRHOEA n. the condition in which the interval between two menstrual periods is increased to between 35 and 42 days, also HYPOMENORRHEA. |
| 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. |
| ORTHOHYDROGEN | • orthohydrogen n. (Physics) form of the hydrogen molecule (H2) in which the two nuclei have parallel spin; about 75% of… • ORTHOHYDROGEN n. the form of molecular hydrogen, constituting about 75 per cent of the total at normal temperatures, in which the nuclei of the atoms spin in the same direction. |
| ORTHOHYDROGENS | • orthohydrogens n. Plural of orthohydrogen. • ORTHOHYDROGEN n. the form of molecular hydrogen, constituting about 75 per cent of the total at normal temperatures, in which the nuclei of the atoms spin in the same direction. |
| PHOSPHOROLYSES | • phosphorolyses n. Plural of phosphorolysis. • PHOSPHOROLYSIS n. a reaction analogous to hydrolysis involving phosphoric acid. |
| PHYTOHORMONE | • phytohormone n. A plant hormone. • PHYTOHORMONE n. a plant hormone, regulating growth. |
| PHYTOHORMONES | • phytohormones n. Plural of phytohormone. • PHYTOHORMONE n. a plant hormone, regulating growth. |