12-letter words containing o, n, p, a, i
- francophilia — Alternative capitalization of Francophilia.
- francophobia — the phenomenon of hating French speakers, culture, or people
- gaboon viper — a large, venomous snake, Bitis gabonica, of tropical African forests, having large retractable fangs and geometrically patterned scales of yellow, brown, and sometimes purple.
- gap junction — a linkage of two adjacent cells consisting of a system of channels extending across a gap from one cell to the other, allowing the passage of ions and small molecules.
- garrison cap — overseas cap.
- geopotential — the difference between the potential energy of a mass at a given altitude and the potential energy of an identical mass at sea level, equivalent to the energy required to move the mass from sea level to the given altitude.
- georgia pine — longleaf pine.
- germanophile — a person who is friendly toward or admires or studies Germany or German culture.
- giant powder — dynamite composed of nitroglycerin and kieselguhr.
- gold-plating — the incorporation of costly and unnecessary features or refinements into a product or structure.
- gonadotropic — pertaining to substances formed in the anterior pituitary gland that affect the activity of the ovary or testis.
- gonadotropin — a gonadotropic substance.
- gramophonist — a person who uses a gramophone
- graphophonic — a phonograph for recording and reproducing sounds on wax records.
- haemoprotein — Alternative spelling of hemoprotein.
- haliplankton — plankton living in sea water
- hanging post — a post from which a door, gate, etc., is hung.
- haptoglobins — Plural form of haptoglobin.
- have pity on — to have sympathy or show mercy for
- hemiplankton — plankton that spend part of their life cycle in a vegetative state on the sea bottom, riverbed, etc. (opposed to holoplankton).
- hepatization — the transformation of tissue into a liver-like substance, esp of the lungs in pneumonia
- hepatotoxins — Plural form of hepatotoxin.
- hernioplasty — an operation for the repair of a hernia.
- hierophanies — Plural form of hierophany.
- hierophantic — (in ancient Greece) an official expounder of rites of worship and sacrifice.
- hippocentaur — Centaur.
- hippocrepian — (of an aquatic organism or plant) shaped like a horseshoe
- hire company — a company that hires things out to people
- hispaniolize — to make someone Spanish in their cultural attitudes, values, speech, etc
- hispanophile — an admirer of Hispanic culture or the Spanish language.
- hispanophobe — a person who dislikes Hispanic culture or the Spanish language.
- homo sapiens — (italics) the species of bipedal primates to which modern humans belong, characterized by a brain capacity averaging 1400 cc (85 cubic in.) and by dependence upon language and the creation and utilization of complex tools.
- hope diamond — a sapphire-blue Indian diamond, the largest blue diamond in the world, weighing 44.5 carats and supposedly cut from a bigger diamond that was once part of the French crown jewels: now in the Smithsonian Institution.
- horsemanship — the art, ability, skill, or manner of a horseman.
- hosepipe ban — a ban, due to water shortage, on using hosepipes to water the garden or wash cars
- hot swapping — (hardware) The connection and disconnection of peripherals or other components without interrupting system operation. This facility may have design implications for both hardware and software.
- housepainter — A professional painter of houses.
- hyannis port — a town in SE Massachusetts, on Nantucket Sound: summer resort.
- hydroplaning — a seaplane.
- hydrosalpinx — A distally blocked Fallopian tube filled with serous or clear fluid.
- hypersomniac — a tendency to sleep excessively.
- hypnotically — of or relating to hypnosis or hypnotism.
- hypnotisable — Alternative spelling of hypnotizable.
- hypnotizable — One who is susceptible to hypnosis.
- hypochondria — Also, hypochondriasis [hahy-poh-kuh n-drahy-uh-sis] /ˌhaɪ poʊ kənˈdraɪ ə sɪs/ (Show IPA). Psychiatry. an excessive preoccupation with one's health, usually focusing on some particular symptom, as cardiac or gastric problems.
- hypogonadism — diminished hormonal or reproductive functioning in the testes or the ovaries.
- hypomyotonia — abnormally diminished muscular tone.
- hyponatremia — (medicine) An abnormally low concentration of sodium (or salt) in blood plasma.
- hypophrygian — (in medieval church music) of or relating to the fourth of the eight scales
- hypoxanthine — a white, crystalline, almost water-soluble, alkaloidal purine derivative, C 5 H 4 N 4 O, found in animal and vegetable tissues: used chiefly in biochemical research.