16-letter words containing n, o
- 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.
- horseshoe magnet — a horseshoe-shaped permanent magnet.
- 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.
- hospitalizations — Plural form of hospitalization.
- hot and bothered — having or giving off heat; having a high temperature: a hot fire; hot coffee.
- hot cold-working — metalworking at considerable heat but below the temperature at which the metal recrystallizes: a form of cold-working.
- houphouet-boigny — Félix [French fey-leeks] /French feɪˈliks/ (Show IPA), 1905–1993, Ivory Coast political leader: president 1960–93.
- house of commons — the elective, lower house of the Parliament of Great Britain and Northern Ireland, Canada, and various other countries in the Commonwealth of Nations.
- household knight — bachelor (def 5).
- household-knight — an unmarried man.
- housemaid's knee — inflammation of the bursa over the front of the kneecap.
- housing shortage — a deficiency or lack in the number of houses needed to accommodate the population of an area
- hudsonian godwit — any of several large, widely distributed shorebirds of the genus Limosa, as the New World L. haemastica (Hudsonian godwit) having a long bill that curves upward slightly.
- 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.
- huffman encoding — Huffman coding
- humanly possible — feasible, practical
- 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
- huntington beach — a city in SW California, SE of Los Angeles.
- 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.
- hydrocyanic acid — a colorless, highly poisonous liquid, HCN, an aqueous solution of hydrogen cyanide.
- 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.
- hydrogen cyanide — a colorless poisonous gas, HCN, having a bitter almondlike odor: in aqueous solution it forms hydrocyanic acid.
- hydrogen sulfide — a colorless, flammable, water-soluble, cumulatively poisonous gas, H 2 S, having the odor of rotten eggs: used chiefly in the manufacture of chemicals, in metallurgy, and as a reagent in laboratory analysis.
- hydroxylammonium — (inorganic compound) The univalent NH3OH+ cation, derived from hydroxylamine.
- hyper-conformity — action in accord with prevailing social standards, attitudes, practices, etc.
- hyperandrogenism — (medicine) An abnormally high production of androgens.
- hyperconjugation — (organic chemistry) A weak form of conjugation in which single bonds interact with a conjugated system.
- hypercorrections — Plural form of hypercorrection.
- hypercorrectness — The state or condition of being hypercorrect.
- hyperinnervation — the act of innervating; state of being innervated.
- hyperoxygenation — to treat, combine, or enrich with oxygen: to oxygenate the blood.
- hyperstimulation — to rouse to action or effort, as by encouragement or pressure; spur on; incite: to stimulate his interest in mathematics.
- hyperventilation — excessively rapid and deep breathing.
- hypervitaminosis — an abnormal condition caused by an excessive intake of vitamins.
- hypnagogic image — an image experienced by a person just before falling asleep, which often resembles a hallucination
- hypnagogic state — the drowsy period between wakefulness and sleep, during which fantasies and hallucinations often occur.
- hypoaeolian mode — a plagal church mode represented on the white keys of a keyboard instrument by an ascending scale from E to E, with the final on A.