12-letter words containing d, i, o
- hollingshead — Holinshed.
- hollywoodian — a person who works for the motion-picture industry located in Hollywood, Calif.
- hollywoodish — of, relating to, or resembling Hollywood, Hollywoodians, or the products of Hollywood and the motion-picture industry.
- hologonidium — soredium.
- homebuilders — Plural form of homebuilder.
- homebuilding — the designing or constructing of houses.
- homesteading — a dwelling with its land and buildings, occupied by the owner as a home and exempted by a homestead law from seizure or sale for debt.
- hood molding — a molding or dripstone over a door or window.
- hope diamond — a sapphire-blue Indian diamond, the largest blue diamond in the world, weighing 44.5 carats and supposedly cut from a bigger diamond that was once part of the French crown jewels: now in the Smithsonian Institution.
- horatian ode — an ode consisting of several stanzas all of the same form.
- horned viper — a highly venomous viper, Cerastes cerastes, of northern Africa and extreme southwestern Asia, having a process resembling a horn just above each eye.
- horned whiff — any of several flatfishes having both eyes on the left side of the head, of the genus Citharichthys, as C. cornutus (horned whiff) inhabiting Atlantic waters from New England to Brazil.
- horse riding — activity: riding on a horse
- horsewhipped — Simple past tense and past participle of horsewhip.
- hospital bed — a bed having side rails that can be raised or lowered and a mattress base in three jointed sections so that the head, foot, or middle may be raised by a crank or motor, allowing a patient to lie in various positions, as a therapeutic aid or for comfort.
- hospitalised — to place in a hospital for medical care or observation: The doctor hospitalized grandfather as soon as she checked his heart.
- hospitalized — to place in a hospital for medical care or observation: The doctor hospitalized grandfather as soon as she checked his heart.
- house spider — any largish dark spider of the genus Tegenaria that is common in houses, such as the cardinal spider
- house wizard — (Probably from ad-agency tradetalk, "house freak") A hacker occupying a technical-specialist, R&D, or systems position at a commercial shop. A really effective house wizard can have influence out of all proportion to his/her ostensible rank and still not have to wear a suit. Used especially of Unix wizards. The term "house guru" is equivalent.
- housebuilder — One who builds houses, particularly one who does so professionally.
- housetrained — Simple past tense and past participle of housetrain.
- hudson river — Henry, died 1611? English navigator and explorer.
- hunting dogs — the constellation Canes Venatici.
- hybrid vigor — heterosis.
- hydatidiform — like or resembling a hydatid
- hydrobiology — the study of aquatic organisms.
- hydrobromide — a salt formed by the direct union of hydrobromic acid and an organic base, especially an alkaloid, usually more soluble than the base.
- hydrochloric — of or derived from hydrochloric acid.
- hydrocolloid — a substance that forms a colloid when combined with water.
- hydrocooling — the process or technique of arresting the ripening of fruits and vegetables after harvesting by immersion in ice water.
- hydrodynamic — pertaining to forces in or motions of liquids.
- hydroelastic — undergoing a change in elasticity as a result of the flow of water or another fluid
- hydrofluoric — of or derived from hydrofluoric acid.
- hydroforming — the production of high-octane aromatic compounds for motor fuels by catalytic reforming of naphthas in the presence of hydrogen.
- hydrogen ion — ionized hydrogen of the form H + , found in aqueous solutions of all acids.
- hydrogenized — Simple past tense and past participle of hydrogenize.
- hydrographic — the science of the measurement, description, and mapping of the surface waters of the earth, with special reference to their use for navigation.
- hydrokinesis — (science fiction): The psychic ability to manipulate or control water.
- hydrokinetic — pertaining to the motion of liquids.
- hydrological — the science dealing with the occurrence, circulation, distribution, and properties of the waters of the earth and its atmosphere.
- hydrologists — Plural form of hydrologist.
- hydromorphic — of or relating to soil having characteristics that are developed when there is excess water all or part of the time.
- hydronautics — (nautical) The science of the design and construction of ships, their engines, and their instrumentation.
- hydronically — in a hydronic manner; in a manner relating to a heating system that uses water
- hydrophilite — a white mineral consisting of potassium and calcium
- hydrophilous — pollinated by the agency of water.
- hydroplaning — a seaplane.
- hydroquinone — a white, crystalline compound, C 6 H 6 O 2 , formed by the reduction of quinone: used chiefly in photography and to inhibit autoxidation reactions.
- hydrosalpinx — A distally blocked Fallopian tube filled with serous or clear fluid.
- hydrostatics — the branch of hydrodynamics that deals with the statics of fluids, usually confined to the equilibrium and pressure of liquids.