16-letter words containing r, h, o
- holder condition — Lipschitz condition.
- holier-than-thou — obnoxiously pious; sanctimonious; self-righteous.
- holographic will — a will that is entirely in the handwriting of the testator: in some states recognized as valid without the attestation of witnesses.
- homeless shelter — a hostel for homeless people
- homeric laughter — loud, hearty laughter, as of the gods.
- homeroom teacher — the teacher attached to the homeroom of a group of students
- homme d'affaires — a businessman.
- honeymoon bridge — any of several varieties of bridge for two players.
- honeymoon period — a period of popularity enjoyed by a new government, or a new occupant of a post
- hookworm disease — any of certain bloodsucking nematode worms, as Ancylostoma duodenale and Necator americanus, parasitic in the intestine of humans and other animals.
- hopfield network — (artificial intelligence) (Or "Hopfield model") A kind of neural network investigated by John Hopfield in the early 1980s. The Hopfield network has no special input or output neurons (see McCulloch-Pitts), but all are both input and output, and all are connected to all others in both directions (with equal weights in the two directions). Input is applied simultaneously to all neurons which then output to each other and the process continues until a stable state is reached, which represents the network output.
- horary astrology — a method through which the answer to a question is sought by casting and interpreting a horoscope for the precise moment one learns of an event, problem, career opportunity, etc.
- horizon distance — Television. the distance of the farthest point on the earth's surface visible from a transmitting antenna.
- horizontal plane — flat surface parallel to the horizon
- horizontal union — a labor union organized by skills or trades of its members rather than by industries.
- horseback riding — activity: riding a horse
- horsehair fungus — an edible white, striated, umbrella-capped mushroom, Marasmius rotula, commonly found in eastern North America.
- horsehead nebula — a dark nebula in the constellation Orion, composed of opaque cosmic dust and resembling the head of a horse.
- horseradish tree — a tropical tree, Moringa pterygosperma, having fragrant white flowers and seeds yielding a commercially useful oil.
- horseshoe magnet — a horseshoe-shaped permanent magnet.
- horsetail agaric — the shaggy-mane.
- horticulturalist — Misspelling of horticulturist.
- hospital corners — a fold on a bed sheet or blanket made by tucking the foot or head of the sheet straight under the mattress with the ends protruding and then making a diagonal fold at the side corner of the sheet and tucking this under to produce a triangular corner.
- hospital service — the whole organization of government funded hospitals, their staff, and the services they provide
- hostile takeover — a takeover that is not approved by the management of the corporation being acquired or that is accomplished through the secret purchase of stock.
- hot and bothered — having or giving off heat; having a high temperature: a hot fire; hot coffee.
- hot buttered rum — a drink made with rum, hot water, and sugar, served with a lump of butter in a mug.
- hot cold-working — metalworking at considerable heat but below the temperature at which the metal recrystallizes: a form of cold-working.
- hot-water bottle — a bag, usually of rubber, for holding hot water to apply warmth to some part of the body, as the feet.
- hourglass figure — the shape of a woman who is well-proportioned and has a small waist
- house of worship — house of God.
- household chores — tasks such as cleaning, washing, and ironing that have to be done regularly at home
- household troops — the infantry and cavalry regiments that carry out escort and guard duties for a head of state
- housing shortage — a deficiency or lack in the number of houses needed to accommodate the population of an area
- how's that for…? — is this satisfactory as regards…?
- huevos rancheros — a Latin American dish of eggs, usually fried or poached, topped with a spicy tomato sauce and sometimes served on a fried corn tortilla with the addition of vegetables and cheese.
- humboldt current — a cold Pacific Ocean current flowing N along the coasts of Chile and Peru.
- hummingbird moth — hawk moth.
- hundred-year-old — of one hundred years of age
- hurricane season — annual cyclone period
- huyton-with-roby — an urban district in Merseyside, NW England, E of Liverpool.
- hyaloid membrane — the delicate, pellucid, and nearly structureless membrane enclosing the vitreous humor of the eye.
- hydnocarpic acid — an acid, C 16 H 28 O 2 , obtained from chaulmoogra oil, and used in the treatment of leprosy.
- hydration number — the number of molecules of water with which an ion can combine in an aqueous solution of given concentration.
- hydrobromic acid — a colorless or faintly yellow corrosive liquid, HBr, an aqueous solution of hydrogen bromide.
- hydrocyanic acid — a colorless, highly poisonous liquid, HCN, an aqueous solution of hydrogen cyanide.
- hydroelectricity — pertaining to the generation and distribution of electricity derived from the energy of falling water or any other hydraulic source.
- hydroferricyanic — (chemistry) Pertaining to, or containing, or obtained from, hydrogen, ferric iron, and cyanogen.
- hydroformylation — the addition of a hydrogen atom and the formyl group to a double bond of a hydrocarbon by reaction with a mixture of carbon monoxide and hydrogen in the presence of a catalyst.
- hydrogen bromide — a colorless gas, HBr, having a pungent odor: the anhydride of hydrobromic acid.