16-letter words containing i, o, a
- home heating oil — fuel oil for domestic central heating
- home-equity loan — a loan that uses equity in the borrower's home as collateral.
- homeric laughter — loud, hearty laughter, as of the gods.
- homme d'affaires — a businessman.
- hookworm disease — any of certain bloodsucking nematode worms, as Ancylostoma duodenale and Necator americanus, parasitic in the intestine of humans and other animals.
- 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.
- horseradish tree — a tropical tree, Moringa pterygosperma, having fragrant white flowers and seeds yielding a commercially useful oil.
- 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
- hospitalizations — Plural form of hospitalization.
- 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.
- hourglass figure — the shape of a woman who is well-proportioned and has a small waist
- 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.
- huffman encoding — Huffman coding
- humanly possible — feasible, practical
- huntington beach — a city in SW California, SE of Los Angeles.
- hurricane season — annual cyclone period
- 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.
- 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 cyanide — a colorless poisonous gas, HCN, having a bitter almondlike odor: in aqueous solution it forms hydrocyanic acid.
- hydrostatic head — The hydrostatic head is the vertical height of a column of fluid.
- hydroxylammonium — (inorganic compound) The univalent NH3OH+ cation, derived from hydroxylamine.
- hyper-patriotism — devoted love, support, and defense of one's country; national loyalty.
- hyperandrogenism — (medicine) An abnormally high production of androgens.
- hyperchlorhydria — excessive secretion of hydrochloric acid in the stomach.
- hyperconjugation — (organic chemistry) A weak form of conjugation in which single bonds interact with a conjugated system.
- hyperinnervation — the act of innervating; state of being innervated.
- hyperlipoidaemia — Alt form hyperlipoidemia.
- 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.
- hypoalimentation — insufficient or inadequate nourishment.
- hypocoristically — In a hypocoristic manner.