| BATHYSPHERE | • bathysphere n. A spherical steel deep-diving chamber with perspex windows, in which persons are lowered to the depths… • BATHYSPHERE n. a submersible observation chamber. |
| CHOKECHERRY | • chokecherry n. Any of several American wild cherry trees, especially Prunus virginiana. • chokecherry n. The fruit of this plant. • CHOKECHERRY n. an astringent American cherry. |
| EURHYTHMIES | • eurhythmies n. Plural of eurhythmy. • EURHYTHMY n. rhythmical movement or order, also EURYTHMY. |
| HEMERYTHRIN | • hemerythrin n. (Biochemistry) A respiratory pigment found in sipunculids, priapulids and brachiopods. • HEMERYTHRIN n. an iron-containing respiratory pigment in the blood of various chiefly marine invertebrates. |
| HEMIHYDRATE | • hemihydrate n. (Chemistry) A hydrate whose solid contains one molecule of water of crystallization per two molecules… • HEMIHYDRATE n. a hydrate, such as plaster of paris, containing half a mole of water to one mole of the compound forming the hydrate. |
| 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. |
| HEXAHYDRATE | • hexahydrate n. (Chemistry) A hydrate whose solid contains six molecules of water of crystallization per molecule, or per unit cell. • HEXAHYDRATE n. a chemical compound with six molecules of water. |
| HOMEOTHERMY | • homeothermy n. The state or condition of being homeothermic. • HOMEOTHERMY n. the maintenance of a constant body temperature, also HOMEOTHERMISM, HOMOIOTHERMY, HOMOTHERMY. |
| HYDROSPHERE | • hydrosphere n. All the liquid waters of the Earth, as distinguished from the land and the gases of the atmosphere. • HYDROSPHERE n. the water of the earth. |
| HYDROTHECAE | • hydrothecae n. Plural of hydrotheca. • HYDROTHECA n. the horny cup of a hydranth. |
| 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. |
| HYPERCHARGE | • hypercharge n. (Physics) Short for hyperonic charge: a quantum characteristic of a group of subatomic particles governed… • HYPERCHARGE v. to charge excessively, to overload. |
| HYPERSTHENE | • hypersthene n. (Mineralogy) An inosilicate that is an orthorhombic pyroxene. • HYPERSTHENE n. a rock-forming orthorhombic silicate of magnesium and ferrous iron. |
| HYPERTHERMY | • HYPERTHERMY n. an extremely high fever, with a temperature of 41 degrees Centigrade or above, also HYPERPYREXIA. |
| HYPHAERESES | Sorry, definition not available. |
| HYPHAERESIS | Sorry, definition not available. |
| THEROPHYTES | • therophytes n. Plural of therophyte. • THEROPHYTE n. a plant that overwinters as a seed. |