13-letter words containing r, o, u, e
- homeomorphous — similarity in crystalline form but not necessarily in chemical composition.
- homeothermous — remaining at an almost constant temperature
- homework club — an after-school club where students can stay to do their homework
- homofullerene — (chemistry) Any of various compounds formally derived from a fullerene by the insertion of a methylene group between adjacent carbon atoms.
- honey buzzard — a long-tailed Old World hawk, Pernis apivorus, that feeds on the larvae of bees as well as on small rodents, reptiles, and insects.
- honors course — a course in a university or college consisting largely of independent research terminating in a dissertation or a comprehensive examination, and earning for the student who passes it a degree with distinction.
- horned scully — a tapered block of concrete with projecting steel rails, placed under water to tear holes in the bottoms of boats.
- hors d'oeuvre — a small bit of appetizing food, as spicy meat, fish, cheese, or a preparation of chopped or creamed foods, often served on crackers or small pieces of toast, for eating at cocktail parties or other gatherings where drinks are served with no other food.
- hors doeuvres — Hors d'oeuvres are small amounts of food served before the main course of a meal.
- horse's mouth — horse (def 36).
- host computer — the main computer in a network: controls or performs certain functions for other computers.
- hourly worker — an employee who is paid an hourly rate rather than a fixed salary
- house cricket — a dark brown cricket, Acheta domesticus, having a light-colored head with dark crossbands, commonly occurring throughout North America and Europe, where it may be an indoor pest.
- house journal — a publication produced for the employees of a company or organization in order to keep them updated with news and events
- house manager — a business manager responsible for managing a theater and its staff.
- house officer — a doctor who is the most junior member of the medical staff of a hospital, usually resident in the hospital
- house painter — a person whose occupation is painting houses.
- house slipper — a slipper worn in the house or indoors, often distinguished from a bedroom slipper by having a back and heel.
- house sparrow — a small, hardy, buffy-brown and gray bird, Passer domesticus, of Europe, introduced into America, Australia, etc.
- house surgeon — a surgeon who lives in a hospital in which he or she is on call.
- house trailer — a trailer fitted with accommodations for sleeping, eating, washing, etc.
- house-raising — a gathering of persons in a rural community to help one of its members build a house.
- house-trained — housebroken.
- house-warming — a party to celebrate a person's or family's move to a new home.
- housebreakers — Plural form of housebreaker.
- housebreaking — to train (a pet) to excrete outdoors or in a specific place.
- housed string — a string of a stair (housed stair) receiving the ends of the risers or treads in a series of housings.
- household art — any of the skills necessary to the efficient running of a household, as cooking or keeping a family budget.
- housemistress — A female teacher in charge of a dormitory at a boarding school.
- housepainters — Plural form of housepainter.
- housetraining — Present participle of housetrain.
- housewarmings — Plural form of housewarming.
- humorlessness — The state, quality, or condition of lacking humor.
- hunt saboteur — A hunt saboteur is someone who tries to stop a hunt from taking place or being successful because they believe it is cruel to the animal being hunted.
- hunter's moon — the first full moon following the harvest moon in late September or early October.
- hunter's robe — pothos.
- hyaluronidase — Biochemistry. a mucolytic enzyme found in the testes, in snake venom, and in hemolytic streptococci and certain other bacteria, that decreases the viscosity of the intercellular matrix by breaking down hyaluronic acid.
- hydrocephalus — an accumulation of serous fluid within the cranium, especially in infancy, due to obstruction of the movement of cerebrospinal fluid, often causing great enlargement of the head; water on the brain.
- hydrofracture — (geology) Rock fracture caused by the pressure of freezing water.
- hydromedusoid — a jellyfish or something resembling a jellyfish that lives in water
- hydrosulfides — Plural form of hydrosulfide.
- hydrosulphate — a salt formed by the direct union of sulfuric acid with an organic base, especially an alkaloid, and usually more soluble than the base.
- hydrosulphide — a compound containing the univalent group –HS.
- hydrosulphite — hyposulfite (def 1).
- hydrotelluric — (chemistry) Formed by hydrogen and tellurium.
- hymenopterous — belonging or pertaining to the Hymenoptera, an order of insects having, when winged, four membranous wings, and comprising the wasps, bees, ants, ichneumon flies, and sawflies.
- hypercautious — Especially or unreasonably cautious.
- hyperfunction — abnormally increased function, especially of glands or other organs.
- hypermutation — (uncountable) Frequent mutation.
- hyperproducer — an increased or rapid producer