| CHOMOPHYTES | • chomophytes n. Plural of chomophyte. • CHOMOPHYTE n. a plant growing on rocky ledges. |
| HETEROPHONY | • heterophony n. (Music) The simultaneous performance by a number of singers or musicians of two or more versions of the same melody. • HETEROPHONY n. an independent variation on a single melody by two or more voices. |
| 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. |
| 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. |
| HOMOPHYLIES | • homophylies n. Plural of homophyly. • HOMOPHYLY n. resemblance due to common ancestry. |
| HYDROPHONES | • hydrophones n. Plural of hydrophone. • HYDROPHONE n. an apparatus for listening to sounds conveyed by water. |
| HYGROPHOBES | • HYGROPHOBE n. a plant growing best where moisture is scanty. |
| HYMENOPHORE | • hymenophore n. (Mycology) The part of a fungus fruiting body which produces spore-bearing cells. • HYMENOPHORE n. the fruiting body of some basidiomycetous fungi. |
| HYPOSTROPHE | • hypostrophe n. (Medicine) The act of a patient turning himself or herself. • hypostrophe n. (Medicine) A relapse, or return of a disease. • hypostrophe n. (Rhetoric) The use of insertion or parenthesis. |
| HYPSOCHROME | • hypsochrome adj. Hypsochromic. • HYPSOCHROME n. a shift to a shorter wavelength in the absorption spectrum of a compound. |
| HYPSOPHOBES | • HYPSOPHOBE n. a person suffering from hypsophobia, a fear of falling from high places. |
| ORTHOPHYRES | • ORTHOPHYRE n. a fine-grained syenitic rock with orthoclase crystals. |
| PHYTOCHROME | • phytochrome n. (Biochemistry) Any of a class of pigments that control most photomorphogenic responses in higher plants. • PHYTOCHROME n. a plant pigment which absorbs red or infrared rays and acts as an enzyme controlling growth. |