15-letter words containing a, c, h, y
- holding company — a company that controls other companies through stock ownership but that usually does not engage directly in their productive operations (distinguished from parent company).
- holiday clothes — the clothes worn and bought for travelling on holiday, such as swimwear, skiwear, or clothes for hot or cold weather, etc
- holiday cottage — a cottage used for accommodation for a family, couple, etc, on holiday
- holiday traffic — increased road traffic during holiday periods and public holidays
- holocrystalline — (of igneous rocks) having only crystalline components and no glass
- holographically — In a holographic way.
- homeopathically — By means of homeopathy.
- homeostatically — the tendency of a system, especially the physiological system of higher animals, to maintain internal stability, owing to the coordinated response of its parts to any situation or stimulus that would tend to disturb its normal condition or function.
- homochlamydeous — (of a plant) having a perianth in which the sepals and petals are fused together and indistinguishable
- horticulturally — With respect to horticulture.
- house physician — a house officer working in a medical as opposed to a surgical discipline
- hyaluronic acid — a mucopolysaccharide serving as a viscous medium in the tissues of the body and as a lubricant in joints.
- hydraulic brake — a brake operated by fluid pressures in cylinders and connecting tubular lines.
- hydraulic fluid — a fluid, usually of low viscosity, as oil, used in a hydraulic system.
- hydraulic motor — a motor that converts the kinetic or potential energy of a fluid into mechanical energy.
- hydraulic press — a machine permitting a small force applied to a small piston to produce, through fluid pressure, a large force on a large piston.
- hydrobiological — of or relating to hydrobiology
- hydrodynamicist — a specialist in hydrodynamics.
- hydrofracturing — a process in which fractures in rocks below the earth's surface are opened and widened by injecting chemicals and liquids at high pressure: used especially to extract natural gas or oil.
- hydromechanical — Of or pertaining to hydromechanics.
- hydropathically — in a hydropathic manner; in a manner relating to hydropathy
- hydrostatically — In a hydrostatic manner.
- hydroxycoumarin — (organic compound) Any of several isomeric hydroxy derivatives of coumarin, some of which are the basis of pharmaceuticals.
- hygroscopically — In a hygroscopic way.
- hype-carbonated — (of a product or service) overvalued as a result of relentless marketing and PR or intensive media exposure
- hyperactivation — (biology) A form of sperm motility associated with active beating of the flagellum.
- hyperactiveness — The state or quality of being hyperactive.
- hypercalcinuria — Condition of high levels of calcium in the urine as caused by high levels of bone resorption seen in osteoporosis or hyperthyroidism.
- hypercatabolism — an abnormally high metabolic breakdown of a substance or tissue which leads to weight loss and physical deterioration
- hypercatalectic — (of a line of verse) containing an additional syllable after the last dipody or foot. Compare acatalectic (def 2), catalectic.
- hypercoagulable — related to excessive coagulation of the blood or blood clots
- hypercritically — In a hypercritical manner.
- hyperdemocratic — pertaining to or of the nature of democracy or a democracy.
- hyperfunctional — of or relating to a function or functions: functional difficulties in the administration.
- hypergalactosis — an abnormally large secretion of milk.
- hyperreactivity — the quality or condition of being reactive.
- hyperweak force — a hypothetical force that transforms quarks into leptons and vice versa at high energies.
- hypochlorhydria — (pathology) The presence of an insufficient amount of hydrochloric acid in the stomach.
- hypochondriacal — Also, hypochondriacal, H05/H0509000 hahy-poh-kuh n-drahy-uh-kuh l, ˌhaɪ poʊ kənˈdraɪ ə kəl. Psychiatry. pertaining to or suffering from hypochondria, an excessive preoccupation with and worry about one's health: The comedy is aimed at the hypochondriac demographic. produced by hypochondria: Hypochondriac feelings overwhelmed her.
- hypochondriases — Plural form of hypochondriasis.
- hypochondriasis — 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.
- hypocrystalline — (of igneous rocks) having both glass and crystalline components
- identical rhyme — rhyme created by the repetition of a word.
- ideographically — an ideogram.
- inauthentically — not authentic: inauthentic Indian jewelry mass-produced in a factory.
- interchangeably — (of two things) capable of being put or used in the place of each other: interchangeable symbols.
- ionospherically — by the ionosphere
- isothiocyanates — Plural form of isothiocyanate.
- john barleycorn — a personification of barley as used in malt liquor, of malt liquor itself, or of any intoxicating liquor.
- kailyard school — a school of writers describing homely life in Scotland, with much use of Scottish dialect: in vogue toward the close of the 19th century.