10-letter words containing p, r, o, h, i
- harpsicord — Dated form of harpsichord.
- hectorship — the quality or character of a hector
- helicopter — any of a class of heavier-than-air craft that are lifted and sustained in the air horizontally by rotating wings or blades turning on vertical axes through power supplied by an engine.
- heliograph — a device for signaling by means of a movable mirror that reflects beams of light, especially sunlight, to a distance.
- heliotrope — any hairy plant belonging to the genus Heliotropium, of the borage family, as H. arborescens, cultivated for its small, fragrant purple flowers.
- heliotropy — the growth of plants in a particular direction as a response to the stimulus of light, heliotropism
- hemipteron — Alternative form of hemipteran.
- hemitropal — hemitropous
- herophilus — died ?280 bc, Greek anatomist in Alexandria. He was the first to distinguish sensory from motor nerves
- hesperinos — vesper (def 3).
- heterophil — Also, heterophilic. Immunology. (of an antibody) having an affinity for an antigen other than its specific antigen.
- hieroglyph — Also, hieroglyphical. designating or pertaining to a pictographic script, particularly that of the ancient Egyptians, in which many of the symbols are conventionalized, recognizable pictures of the things represented.
- hierograph — sacred writing or characters
- hierophant — (in ancient Greece) an official expounder of rites of worship and sacrifice.
- hierophany — A physical manifestation of the holy or sacred, serving as a spiritual eidolon for emulation or worship.
- high-power — (of a rifle) of a sufficiently high muzzle velocity and using a heavy enough bullet to kill large game.
- high-proof — containing a high percentage of alcohol: high-proof spirits.
- hilltopper — the top or summit of a hill.
- hippocrene — a spring on Mount Helicon sacred to the Muses and regarded as a source of poetic inspiration.
- hippodrome — an arena or structure for equestrian and other spectacles.
- hippogriff — a fabulous creature resembling a griffin but having the body and hind parts of a horse.
- hippogryph — Alternative spelling of hippogriff.
- hipsterdom — The state of being a hipster.
- holocarpic — (of a fungus) having the entire thallus converted into fruiting bodies.
- holotropic — Oriented or moving towards wholeness.
- homophoric — Relating to homophora.
- hoofprints — Plural form of hoofprint.
- hoop skirt — a woman's skirt made to stand out and drape in a stiff bell-like shape from the waist by an undergarment framework of flexible hoops connected by tapes.
- hoop-skirt — a skirt that has hoops made of bone or metal, etc fastened inside it to make it stiff and full
- hop-picker — a person employed or a machine used to pick hops
- horse-whip — a whip for controlling horses.
- horsewhips — Plural form of horsewhip.
- hospitaler — a member of the religious and military order (Knights Hospitalers or Knights of St. John of Jerusalem) originating about the time of the first Crusade (1096–99) and taking its name from a hospital at Jerusalem.
- hot spring — a thermal spring having water warmer than 98°F (37°C): the water is usually heated by emanation from or passage near hot or molten rock.
- hydrophile — (chemistry) Any hydrophilic substance.
- hydroponic — the cultivation of plants by placing the roots in liquid nutrient solutions rather than in soil; soilless growth of plants. Compare aeroculture, geoponics (def 2).
- hylotropic — (of a substance) capable of undergoing a change in phase, as from a liquid to a gas, with no change in the original proportions of its constituents.
- hyperbolic — having the nature of hyperbole; exaggerated.
- hypergolic — (especially of rocket-fuel propellant constituents) igniting spontaneously upon contact with a complementary substance.
- hyperosmia — an abnormally acute sense of smell.
- hyperosmic — Of, pertaining to, or affected by hyperosmia.
- hyperoxide — superoxide.
- hyperploid — having a chromosome number that is greater than but not a multiple of the diploid number.
- hypersonic — noting or pertaining to speed that is at least five times that of sound in the same medium.
- hypertonia — increased rigidity, tension, and spasticity of the muscles.
- hypertonic — Physiology. of or relating to hypertonia.
- hypertoxic — of, pertaining to, affected with, or caused by a toxin or poison: a toxic condition.
- hypervisor — (computing) A software and/or firmware system that provides a virtual machine and allows it to operate directly on underlying hardware (instead of via emulation), but within specified constraints.
- hypnotizer — One who, or that which, hypnotizes.
- hypocorism — a pet name.