11-letter words containing o, h, r, i
- haute-loire — a department in central France. 1931 sq. mi. (5000 sq. km). Capital: Le Puy.
- hearing dog — a dog that has been trained to alert a hearing-impaired person to sounds, as a telephone ringing or dangerous noises.
- hectoliters — Plural form of hectoliter.
- hectoringly — So as to hector or bully.
- helicograph — an instrument for drawing helices.
- helicopters — Plural form of helicopter.
- helicospore — a coiled cylindrical fungal spore.
- heliochrome — a photograph that reproduces the natural colours of the subject
- heliochromy — the process and practice of producing a photograph that reproduces the natural colours of the subject
- heliographs — Plural form of heliograph.
- heliography — The scientific study of the sun.
- heliometers — Plural form of heliometer.
- heliometric — Of or relating to the heliometer, or to heliometry.
- heliosphere — the region around the sun over which the effect of the solar wind extends.
- heliotropes — Plural form of heliotrope.
- heliotropic — turning or growing toward the light.
- heliotropin — piperonal.
- helleborein — a yellow, crystalline, water-soluble, poisonous solid, C 37 H 56 O 18 , obtained from the rhizome and root of certain hellebores, and used in medicine chiefly as a heart stimulant.
- helleborine — A mainly woodland orchid occurring chiefly in north temperate regions.
- helsingborg — a port in SW Sweden, on the Sound opposite Helsingør, Denmark: changed hands several times between Denmark and Sweden, finally becoming Swedish in 1710; shipbuilding. Pop: 121 097 (2004 est)
- hemeprotein — (protein) Any conjugated protein containing heme as the prosthetic group.
- hemeralopia — a condition of the eyes in which sight is normal in the night or in a dim light but is abnormally poor or wholly absent in the day or in a bright light.
- hemeralopic — (medicine) Unable to see clearly in bright light; day-blind; suffering from hemeralopia.
- hemielytron — hemelytron.
- hemimorphic — (of a crystal) having the two ends of an axis unlike in their planes or modifications; lacking a center of symmetry.
- hemipterous — belonging or pertaining to the Hemiptera, an order of insects having forewings that are thickened and leathery at the base and membranous at the apex, comprising the true bugs.
- hemoprotein — Alternative spelling of hemeprotein.
- hemorrhagic — a profuse discharge of blood, as from a ruptured blood vessel; bleeding.
- hemorrhoids — Usually, hemorrhoids. Pathology. an abnormally enlarged vein mainly due to a persistent increase in venous pressure, occurring inside the anal sphincter of the rectum and beneath the mucous membrane (internal hemorrhoid) or outside the anal sphincter and beneath the surface of the anal skin (external hemorrhoid)
- hemosiderin — a yellowish-brown protein containing iron, derived chiefly from hemoglobin and found in body tissue and phagocytes, especially as the result of disorders in iron metabolism and the breakdown of red blood cells.
- hemotrophic — the material from the maternal bloodstream and placenta that nourishes a mammalian embryo.
- herbivorous — feeding on plants.
- herbologist — the study or collecting of herbs, especially as a hobby.
- hercegovina — Herzegovina.
- herding dog — one of any of several breeds of dogs used originally for herding livestock, including the Belgian sheepdog, collie, German shepherd, and Old English sheepdog.
- hereinabove — before in this document, statement, etc.
- hereinbelow — afterward in this document, statement, etc.
- heresiology — the study of heresies.
- hermoupolis — a port in Greece, capital of Cyclades department, on the E coast of Syros Island. Pop: (municipality): 13 496 (2001)
- heroic poem — a poem written in an epic style using lines of iambic pentameter.
- heroin chic — the perceived glamorization of heroin and the characteristics associated with heroin addicts, such as gauntness and hollow eyes
- heroin user — a person who regularly takes the drug heroin, who may or may not be addicted to it
- heroization — to make a hero of: a war film that heroizes the warrior.
- herringbone — a pattern consisting of adjoining vertical rows of slanting lines, any two contiguous lines forming either a V or an inverted V , used in masonry, textiles, embroidery, etc.
- herzegovina — a historic region in SE Europe: a former Turkish province; a part of Austria-Hungary 1878–1914; now part of Bosnia and Herzegovina.
- hesperornis — a toothed aquatic bird of the extinct genus Hesperornis, fossils of which are found in rocks of Cretaceous age in Kansas, having the rear legs modified for swimming and reaching a length of more than 4 feet (1.2 meters).
- heteroauxin — indoleacetic acid.
- heteroclite — irregular or abnormal; anomalous.
- heteroecism — the development of different stages of a parasitic species on different host plants.
- heterogenic — of, relating to, or characterized by heterogenesis.