18-letter words containing a, e, c, u
- indecent behaviour — the offence of committing indecent acts
- independent clause — a clause that can stand alone as a sentence, containing a subject and a predicate with a finite verb, as I was there in the sentence I was there when he arrived.
- indolebutyric acid — a white or yellowish, crystalline, water-insoluble powder, C 12 H 13 O 2 N, a plant hormone similar to indoleacetic acid and used for the same purposes.
- inductive relation — A relation R between domains D and E is inductive if for all chains d1 .. dn in D and e1 .. en in E,
- industrial vehicle — a vehicle designed for use in industry
- infectious disease — illness spread by person to person
- insurance adjuster — An insurance adjuster is the same as a claims adjuster.
- insurance salesman — male: sells insurance
- integrated circuit — a circuit of transistors, resistors, and capacitors constructed on a single semiconductor wafer or chip, in which the components are interconnected to perform a given function. Abbreviation: IC.
- intercartilaginous — (anatomy) Within cartilage.
- intercommunication — to communicate mutually, as people.
- investment account — a bank account in which money is saved long-term to accrue interest
- involuntary muscle — muscle: contracts involuntarily
- jack-in-the-pulpit — A North American plant, Arisaema triphyllum, of the arum family, having an upright spadix arched over by a green or striped purplish-brown spathe.
- juan ponce de leon — Juan [hwahn] /ʰwɑn/ (Show IPA), c1460–1521, Spanish explorer.
- justice department — the United States federal department for enforcing federal laws
- kentucky bluegrass — a grass, Poa pratensis, of the Mississippi valley, used for pasturage and lawns.
- krause's corpuscle — any of numerous encapsulated nerve endings occurring in the skin and mucous membranes, functioning as sensory cold receptors.
- launching ceremony — a ceremony that celebrates the launch of a ship for the first time into the water
- lean manufacturing — efficiency in the production of goods
- leatherback turtle — a sea turtle, Dermochelys coriacea, having the shell embedded in a leathery skin, reaching a length of more than 7 feet (2.1 meter) and a weight of more than 1000 pounds (450 kg): the largest living sea turtle; an endangered species.
- leave in the lurch — a situation at the close of various games in which the loser scores nothing or is far behind the opponent.
- lenticular process — a method for producing images with a three-dimensional effect by photographing on lenticulated film.
- lieutenant colonel — a commissioned officer ranking next below a colonel and next above a major.
- liqueur chocolates — chocolates containing liqueur
- lonely hearts club — a club for people who are trying to find a lover or a friend
- louisiana purchase — a treaty signed with France in 1803 by which the U.S. purchased for $15,000,000 the land extending from the Mississippi River to the Rocky Mountains and from Canada to the Gulf of Mexico.
- luminous emittance — luminous flux emitted per unit area.
- maclaurin's series — an infinite sum giving the value of a function f(x) in terms of the derivatives of the function evaluated at zero: f(x) = f(0) + (f′(0)x)/1! + (f″(0)x2)/2! + …
- magistrate's court — a court having limited jurisdiction over minor civil and criminal matters, as matters of contract not exceeding a particular amount of money.
- magistrates' court — law: handles minor crimes
- magnesium silicate — a white powder, 3MgSiO 3 ⋅5H 2 O, with variable hydration, insoluble in water or alcohol, used as a rubber filler, a bleaching agent, an odor absorbent, and in the manufacture of paints and resins.
- magnetic induction — Also called magnetic flux density. a vector quantity used as a measure of a magnetic field. Symbol: B.
- magnetic tape unit — a computer device that moves reels of magnetic tape past read-write heads so that data can be transferred to or from the computer
- make one's excuses — to express one's regret over not being able to attend a social gathering, etc.
- maksutov telescope — a reflecting telescope in which coma and spherical aberration are reduced to a minimum by a combination of a spherical mirror and a meniscus lens placed inside the radius of curvature of the mirror.
- malicious mischief — willful destruction of personal property motivated by ill will or resentment toward its owner or possessor.
- manufactured goods — products made by machine
- manufacturing base — the manufacturing industries of an area or a country considered as a unit and a constituent part of the economy
- marriage encounter — a meeting with a person or thing, especially a casual, unexpected, or brief meeting: Our running into each other was merely a chance encounter.
- medium of exchange — anything generally accepted as representing a standard of value and exchangeable for goods or services.
- mercury delay line — (storage, history) An archaic first-in first-out fixed time period data storage device using acoustic transducers to transmit data as waves in a trough or tube of mercury. EDSAC (Cambridge) and UNIVAC I used delay lines.
- mercury-vapor lamp — a lamp producing a light with a high actinic and ultraviolet content by means of an electric arc in mercury vapor.
- mergui archipelago — a group of over 200 islands in the Andaman Sea, off the Tenasserim coast of S Myanmar: mountainous and forested
- microencapsulation — the process of enclosing chemical substances in microcapsules.
- microwave spectrum — a spectrum of electromagnetic radiations whose wavelengths fall in the microwave range.
- miniature pinscher — one of a German breed of toy dogs resembling a smaller version of the Doberman pinscher, having a flat skull, a smooth coat, erect ears, and a docked tail, bred originally as a watchdog.
- modular arithmetic — arithmetic in which numbers that are congruent modulo a given number are treated as the same. Compare congruence (def 2), modulo, modulus (def 2b).
- molecular genetics — a subdivision of genetics concerned with the structure and function of genes at the molecular level.
- molecular medicine — the study of disease or injury at the molecular or cellular level.