12-letter words containing d, o, h, y
- field theory — a detailed mathematical description of the distribution and movement of matter under the influence of one or more fields.
- forehandedly — Prudently, with thrift and foresight.
- formaldehyde — a colorless, toxic, potentially carcinogenic, water-soluble gas, CH 2 O, having a suffocating odor, usually derived from methyl alcohol by oxidation: used chiefly in aqueous solution, as a disinfectant and preservative, and in the manufacture of various resins and plastics.
- fowl typhoid — a septicemic disease of fowl, especially chickens, caused by the bacterium Salmonella gallinarum and marked by fever, loss of appetite, thirst, anemic pallor of the skin of the head, and prostration.
- geohydrology — hydrogeology.
- gold therapy — administration of gold salts as a treatment for disease, especially rheumatoid arthritis.
- goldsmithery — the occupation of a goldsmith
- haemodynamic — Alternative spelling of hemodynamic.
- halcyon days — period regarded with nostalgia
- half holiday — a holiday limited to half a working day or half an academic day.
- half-holiday — a holiday limited to half a working day or half an academic day.
- handypersons — Plural form of handyperson.
- hard done by — If you feel hard done by, you feel that you have not been treated fairly.
- headstrongly — In a headstrong manner.
- heavy-footed — clumsy or ponderous, as in movement or expressiveness: music that is heavy-footed and uninspired.
- hebdomadally — taking place, coming together, or published once every seven days; weekly: hebdomadal meetings; hebdomadal groups; hebdomadal journals.
- hedge hyssop — any plant of the genus Gratiola, a bitter herb used medicinally.
- hemodialyses — Plural form of hemodialysis.
- hemodialysis — dialysis of the blood, especially with an artificial kidney, for the removal of waste products.
- hemodialyzer — artificial kidney.
- hemodynamics — the branch of physiology dealing with the forces involved in the circulation of the blood.
- henry howard — Earl of (Henry Howard) 1517?–47, English poet.
- heterodactyl — having the first and fourth toes directed backward, and the second and third forward, as in trogons.
- heterodyning — Present participle of heterodyne.
- heteroploidy — (genetics) The state of being heteroploid.
- heterostyled — (of a plant) having styles of different forms or lengths in the flowers.
- hidrocystoma — An adenoma of the sweat glands.
- highway code — In Britain, the Highway Code is an official book published by the Department of Transport, which contains the rules which tell people how to use public roads safely.
- hoary-headed — having the gray or white hair of advanced age.
- hobbledehoys — Plural form of hobbledehoy.
- holiday camp — In Britain, a holiday camp is a place which provides holiday accommodation and entertainment for large numbers of people.
- holiday home — a home that people own in order to holiday in and that is in a different location to the home they usually live in
- holidaymaker — vacationer.
- 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.
- home and dry — If you say that someone is, in British English home and dry, or in American English home free, you mean that they have been successful or that they are certain to be successful.
- homodynamous — (biology) Pertaining to, or involving, homodynamy.
- honey badger — ratel.
- hook and eye — a two-piece clothes fastener, usually of metal, consisting of a hook that catches onto a loop or bar.
- horned poppy — any of several Eurasian papaveraceous plants of the genera Glaucium and Roemeria, having large brightly coloured flowers and long curved seed capsules
- horrendously — shockingly dreadful; horrible: a horrendous crime.
- how dare you — You say 'how dare you' when you are very shocked and angry about something that someone has done.
- human comedy — French La Comédie Humaine. a collected edition of tales and novels in 17 volumes (1842–48) by Honoré de Balzac.
- humboldt bay — an inlet of the Pacific Ocean in NW California.
- hybrid vigor — heterosis.
- hydatidiform — like or resembling a hydatid
- hydnocarpate — a salt or ester of hydnocarpic acid.
- hydrobiology — the study of aquatic organisms.
- hydrobromate — (chemistry) hydrobromide.
- hydrobromide — a salt formed by the direct union of hydrobromic acid and an organic base, especially an alkaloid, usually more soluble than the base.