20-letter words containing a, c, d, i
- garcilaso de la vega — 1503?–36, Spanish poet.
- genetically modified — biologically altered
- guillaume de machaut — Guillaume de [French gee-yohm duh] /French giˈyoʊm də/ (Show IPA), Guillaume de Machaut.
- hard gelatin capsule — A hard gelatin capsule is a type of capsule that is usually used to contain medicine in the form of dry powder or very small pellets.
- harvard architecture — (architecture) A computer architecture in which program instructions are stored in different memory from data. Each type of memory is accessed via a separate bus, allowing instructions and data to be fetched in parallel. Contrast: von Neumann architecture.
- have had one's chips — to be defeated, condemned to die, killed, etc
- heat of condensation — the heat liberated by a unit mass of gas at its boiling point as it condenses to a liquid: equal to the heat of vaporization.
- heteropolysaccharide — (carbohydrate) any polysaccharide formed from two or more different kinds of monosaccharide.
- hexadecimal notation — a number system having a base 16; the symbols for the numbers 0–9 are the same as those used in the decimal system, and the numbers 10–15 are usually represented by the letters A–F. The system is used as a convenient way of representing the internal binary code of a computer
- hindu-arabic numeral — Arabic numeral.
- hit-and-run accident — a motor-vehicle accident in which the driver leaves the scene without stopping to give assistance, inform the police, etc
- horizontal microcode — (processor) Microcode using horizontal encoding.
- household appliances — devices or machines, usually electrical, that are in your home and which you use to do jobs such as cleaning or cooking
- hurricane-force wind — a wind, not necessarily a hurricane, having a speed of more than 72 miles per hour (32 m/sec): the strongest of the winds.
- hydraulic fracturing — 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.
- hydraulic suspension — a system of motor-vehicle suspension using hydraulic members, often with hydraulic compensation between front and rear systems (hydroelastic suspension)
- hydrostatic pressure — Hydrostatic pressure is the pressure exerted by a liquid that depends on how deep it is.
- hyperadrenocorticism — Cushing's syndrome.
- hypophosphorous acid — a colorless or yellowish, water-soluble, liquid, monobasic acid, H 3 PO 2 , having a sour odor, and used as a reducing agent.
- imported currantworm — the larva of any of several insects, as a sawfly, Nematus ribesii (imported currantworm) which infests and feeds on the leaves and fruit of currants.
- in bad circumstances — (of a person) in a bad financial situation
- in flagrante delicto — Law. in the very act of committing the offense.
- in the public domain — able to be discussed and examined freely by the general public
- in-service education — training and education given to employed teachers throughout their career
- incomplete dominance — the appearance in a heterozygote of a trait that is intermediate between either of the trait's homozygous phenotypes.
- incorporated company — a legally constituted company
- incremental recorder — a device for recording data as it is generated, usually on paper tape or magnetic tape, and feeding it into a computer
- independence of path — the property of a function for which the line integral has the same value along all curves between two specified points.
- indian cucumber root — a North American plant, Medeola virginiana, of the lily family, having whorled leaves, nodding, greenish-yellow flowers, and an edible root.
- indicated horsepower — the horsepower of a reciprocating engine as shown by an indicator record. Abbreviation: ihp, IHP.
- inductive statistics — the branch of statistics dealing with conclusions, generalizations, predictions, and estimations based on data from samples.
- industrial democracy — control of an organization by the people who work for it, esp by workers holding positions on its board of directors
- industrial insurance — industrial life insurance.
- industrial sociology — the sociological study of social relationships and social structures in business settings.
- intermediate section — The intermediate section is the section of the borehole after the top hole, which has more consolidated rock.
- international candle — candle (def 3b).
- into/in cold storage — If you put an idea or plan into cold storage or in cold storage, you delay it for a while rather than acting on it as you originally intended.
- jacopo della quercia — Jacopo Della [yah-kaw-paw del-lah] /ˈyɑ kɔ pɔ ˌdɛl lɑ/ (Show IPA), 1374?–1438, Italian sculptor.
- judicial proceedings — any action involving or carried out by a court of law
- justifiable homicide — murder committed under extenuating circumstances
- kill the fatted calf — the young of the domestic cow or other bovine animal.
- la canada-flintridge — a town in SW California.
- labour-saving device — a machine, gadget, etc, that reduces (human) effort, hard work or labour
- lafayette escadrille — a contingent of American aviators who in 1916 served as volunteers (Escadrille Américaine) in the French air force and in 1918 became the 103rd Pursuit Squadron of the U.S. Army.
- land-office business — a lively, booming, expanding, or very profitable business.
- languedoc-roussillon — a region of S France, on the Gulf of Lions: consists of the departments of Lozère, Gard, Hérault, Aude, and Pyrénées-Orientales; mainly mountainous with a coastal plain
- law of contradiction — the law that a proposition cannot be both true and false or that a thing cannot both have and not have a given property.
- lead with one's chin — to act so imprudently as to invite disaster
- lieutenant commander — a commissioned officer ranking next below a commander and next above a lieutenant.
- linear address space — A memory addressing scheme used in processors where the whole memory can be accessed using a single address that fits in a single register or instruction. This contrasts with a segmented memory architecture, such as that used on the Intel 8086, where an address is given by an offset from a base address held in one of the "segment registers". Linear addressing greatly simplifies programming at the assembly language level but requires more instruction word bits to be allocated for an address.