15-letter words containing c, i, r, u
- humpback bridge — arched bridge
- hurdle champion — a hurdler who has defeated all others in a competition
- hyaluronic acid — a mucopolysaccharide serving as a viscous medium in the tissues of the body and as a lubricant in joints.
- hybrid computer — a computer system containing both analog and digital hardware.
- 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.
- 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.
- hydroxycoumarin — (organic compound) Any of several isomeric hydroxy derivatives of coumarin, some of which are the basis of pharmaceuticals.
- hypercalcinuria — Condition of high levels of calcium in the urine as caused by high levels of bone resorption seen in osteoporosis or hyperthyroidism.
- hyperfunctional — of or relating to a function or functions: functional difficulties in the administration.
- hyperproduction — an increased or excessive production or output
- iceberg lettuce — a variety of lettuce having a cabbagelike head of crisp leaves.
- ichthyodorulite — a spiny plate located on the tail and back of some fish or similar vertebrates
- ignition source — An ignition source is a process or event which can cause a fire or explosion.
- immunochemistry — the study of the chemistry of immunologic substances and reactions.
- immunoreactions — Plural form of immunoreaction.
- inch of mercury — a unit of atmospheric pressure, being the pressure equal to that exerted by a column of mercury one inch high under standard conditions of temperature and gravity: 33.864 millibars. Abbreviation: in. Hg.
- incommensurable — not commensurable; having no common basis, measure, or standard of comparison.
- incommensurably — In an incommensurable manner; immeasurably.
- incredulousness — not credulous; disinclined or indisposed to believe; skeptical.
- indirect labour — work done in administration and sales rather than in the manufacturing of a product
- induction motor — a type of electric motor in which alternating current from a power source is fed through a primary winding and induces a current in a secondary winding, with the parts arranged so that the resulting magnetic field causes a movable rotor to rotate with respect to a fixed stator.
- infraclavicular — (anatomy) Below the clavicle.
- infrastructural — the basic, underlying framework or features of a system or organization.
- infrastructures — Plural form of infrastructure.
- ingush republic — a constituent republic of S Russia: part of the Checheno-Ingush Autonomous Republic from 1936 until 1992. Capital: Magas (formerly at Nazran). Pop: 468 900 (2002). Area: 3600 sq km (1390 sq miles)
- inscrutableness — Inscrutability.
- instruction set — (architecture) The collection of machine language instructions that a particular processor understands. The term is almost synonymous with "instruction set architecture" since the instructions are fairly meaningless in isolation from the registers etc. that they manipulate.
- instructiveness — Quality of being instructive.
- insurance agent — sb who sells insurance policies
- insurance claim — request for insurance to be paid
- insurance class — An insurance class is a type of insurance coverage such as liability, health, legal expenses, or construction risk.
- insurance stamp — an insurance contribution
- insuring clause — the clause in an insurance policy setting forth the kind and degree of coverage granted by the insurer.
- insurrectionary — of, relating to, or of the nature of insurrection.
- insurrectionist — an act or instance of rising in revolt, rebellion, or resistance against civil authority or an established government.
- insurrectionize — to cause insurrection in (a country or the like).
- inter-structure — mode of building, construction, or organization; arrangement of parts, elements, or constituents: a pyramidal structure.
- interambulacral — relating to, or situated between, interambulacra
- interambulacrum — the area between two of an echinoderm's ambulacra
- interclavicular — a median membrane bone developed between the collarbones, or in front of the breastbone, in many vertebrates.
- interculturally — pertaining to or taking place between two or more cultures: intercultural exchanges in music and art.
- interfascicular — pertaining to or forming a fascicle; fasciculate.
- interfoliaceous — situated between leaves, especially opposite leaves.
- interjaculatory — expressed by interjaculating
- interlacustrine — of or relating to a lake.
- internucleotide — occurring or existing between nucleotides
- interperceptual — occurring between periods of perceiving