15-letter words containing o, r, g, i, a
- hearing-ear dog — a dog that has been trained to alert a hearing-impaired person to sounds, as a telephone ringing or dangerous noises.
- height-to-paper — the standard height of type, measured from the foot to the face, in the U.S. 0.918 of an inch (2.33 cm).
- hemangiosarcoma — A fast-growing, highly invasive variety of cancer, a sarcoma arising from the lining of blood vessels, occurring almost exclusively in dogs and rarely in cats.
- herod agrippa i — 10 bc–44 ad, king of Judaea (41–44), grandson of Herod (the Great). A friend of Caligula and Claudius, he imprisoned Saint Peter and executed Saint James
- hierogrammatist — a writer of hierograms, hierogrammate
- highway robbery — robbery committed on a highway against travelers, as by a highwayman.
- historiographer — a historian, especially one appointed to write an official history of a group, period, or institution.
- historiographic — the body of literature dealing with historical matters; histories collectively.
- holding furnace — a small furnace for holding molten metal produced in a larger melting furnace at a desired temperature for casting.
- holding pattern — a traffic pattern for aircraft at a specified location (holding point) where they are ordered to remain until permitted to land or proceed.
- holographically — In a holographic way.
- honey tangerine — a citrus fruit with a deep-orange pulp, formed by crossing a tangerine and a sweet orange hybrid; Murcott
- hovering accent — indeterminacy as to which of two consecutive syllables in a line of verse bears the metrical stress, as in any of the first three feet of Slow, slow, / fresh fount, / keep time / with my / salt tears.
- hunting leopard — the cheetah.
- huntington park — a city in SW California, near Los Angeles.
- hydrobiological — of or relating to hydrobiology
- hydrofracturing — a process in which fractures in rocks below the earth's surface are opened and widened by injecting chemicals and liquids at high pressure: used especially to extract natural gas or oil.
- hygroscopically — In a hygroscopic way.
- hypergalactosis — an abnormally large secretion of milk.
- hyperpolarizing — Present participle of hyperpolarize.
- ideographically — an ideogram.
- image converter — a device for producing a visual image formed by other electromagnetic radiation such as infrared or ultraviolet radiation or X-rays
- imperial gallon — a British gallon used in liquid and dry measurement equivalent to 1.2 U.S. gallons, or 4.54 liters.
- indicator light — a device for indicating that a motor vehicle is about to turn left or right; blinker
- information age — a period beginning about 1975 and characterized by the gathering and almost instantaneous transmission of vast amounts of information and by the rise of information-based industries.
- integral domain — a commutative ring in which the cancellation law holds true.
- integrationists — Plural form of integrationist.
- intercollegiate — taking place between or participating in activities between different colleges: intercollegiate athletics.
- interdigitation — An interlinking that resembles the fingers of two hands being locked together.
- intergeneration — the entire body of individuals born and living at about the same time: the postwar generation.
- interiorscaping — The design, installation, and maintenance of interiorscapes.
- interrecord gap — the area or space separating consecutive physical records of data on an external storage medium.
- interrogatingly — So as to interrogate; with urgent or bullying questioning.
- interrogational — the act of interrogating; questioning.
- interrogatively — In an interrogative manner; by means of a question.
- interrogatories — conveying or expressing a question; interrogative.
- ipod generation — members of the generation of adults born after 1970, who are less financially secure than their parents, due to student debt, high house prices, and job insecurity
- island grey fox — a similar and related animal, U. littoralis, inhabiting islands off North America
- joint agreement — a formal decision about future action which is made by two or more countries, groups, or people
- journal bearing — a plain cylindrical bearing to support a shaft or axle
- kangaroo island — an island in the Indian Ocean, off South Australia. Area: 4350 sq km (1680 sq miles)
- kissing gourami — a whitish labyrinth fish, Helostoma temmincki, found in southeastern Asia, noted for the habit of pressing its fleshy, protrusible lips against those of another: often kept in aquariums.
- knight bachelor — bachelor (def 3).
- lactovegetarian — Also called lactarian. a vegetarian whose diet includes dairy products.
- laryngectomized — having had one's larynx surgically removed by undergoing a laryngectomy
- laser ring gyro — a system of aerial navigation in which rotation is sensed by the measuring of the frequency shift of laser light in a closed circuit in a horizontal plane
- lay a finger on — to harm
- lemon-grass oil — a yellowish to brownish oil distilled from the leaves of certain lemon grasses, especially Cymbopogon citratus, used chiefly in perfumery.
- leptosporangium — (botany) A sporangium formed from a single epidermal cell.
- lexicographical — the writing, editing, or compiling of dictionaries.