18-letter words containing a, c, t, e, s
- intensional object — the object of a propositional attitude that may or may not exist, as in Robert is dreaming of the pot of gold at the end of the rainbow. This must be an intensional (or opaque) context, for otherwise, since there is no pot of gold, Robert would be dreaming of nothing
- intercartilaginous — (anatomy) Within cartilage.
- interface analysis — (testing) A software test which checks the interfaces between program elements for consistency and adherence to predefined rules or axioms.
- internal secretion — a secretion, esp a hormone, that is absorbed directly into the blood
- interstellar space — astronomy: space between the stars
- investment account — a bank account in which money is saved long-term to accrue interest
- investment casting — a casting process in which an expendable pattern is surrounded by an investment compound and then baked so that the investment is hardened to form a mold and the pattern material may be melted and run off.
- investment company — a company that invests its funds in other companies and issues its own securities against these investments.
- involuntary muscle — muscle: contracts involuntarily
- iridescent seaweed — a red alga, Irideae cordata, found on the Pacific coast of North America, having broad, leathery, iridescent blades.
- isoamyl salicylate — a colorless, sometimes slightly yellow, synthetic oil, C 12 H 16 O 3 , having an orchidlike odor: used in perfumery.
- isothermal process — a process that takes place without change in temperature.
- jack of all trades — a person who is adept at many different kinds of work.
- jack-of-all-trades — a person who is adept at many different kinds of work.
- japanese artichoke — Chinese artichoke.
- justice department — the United States federal department for enforcing federal laws
- keep at a distance — to be reserved or cool toward; treat aloofly
- kentucky bluegrass — a grass, Poa pratensis, of the Mississippi valley, used for pasturage and lawns.
- king of the castle — most powerful figure
- kitchen-sink drama — a type of drama of the 1950s depicting the sordid aspects of domestic reality
- knotted cranesbill — a British wildflower, Geranium nodosum, an meadow geranium with bright pink or purple flowers
- lactose intolerant — cannot digest milk
- landscape painting — art: depicting natural scenery
- last chance saloon — a place frequented by unsavoury or contemptible people
- lateral resistance — resistance to sidewise motion caused by wind pressure, supplied by the immersed portion of a hull of a vessel.
- legislative branch — the branch of government having the power to make laws; the legislature.
- lenticular process — a method for producing images with a three-dimensional effect by photographing on lenticulated film.
- light displacement — the weight of a ship with all its permanent equipment, excluding the weight of cargo, persons, ballast, dunnage, and fuel, but usually including the weight of permanent ballast and water used to operate steam machinery.
- linear perspective — a mathematical system for representing three-dimensional objects and space on a two-dimensional surface by means of intersecting lines that are drawn vertically and horizontally and that radiate from one point (one-point perspective) two points (two-point perspective) or several points on a horizon line as perceived by a viewer imagined in an arbitrarily fixed position.
- liqueur chocolates — chocolates containing liqueur
- literary criticism — study and review of literature
- little spotted cat — a small New World tiger cat, Felis tigrinus, ranging from Costa Rica to northern Argentina.
- local examinations — (in the UK) any of various examinations, such as the GCE, set by university boards and conducted in local centres, schools, etc
- locally finite set — a collection of sets in a topological space in which each point of the space has a neighborhood that intersects a finite number of sets of the collection.
- logical shift left — logical shift
- lonely hearts club — a club for people who are trying to find a lover or a friend
- long-distance call — phone call: not local area
- luminous emittance — luminous flux emitted per unit area.
- macroinvertebrates — Plural form of macroinvertebrate.
- 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 resonance — the response by atoms, molecules, or nuclei subjected to a magnetic field to radio waves or other forms of energy: used in medicine for scanning
- magnetocrystalline — (physics) Describing the interaction between the magnetization and the crystal structure of a material.
- magnetogasdynamics — magnetohydrodynamics.
- 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.
- manchester terrier — one of a breed of slender terriers having a short, glossy, black-and-tan coat, raised originally in Manchester, England.
- 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
- maritime provinces — region in Canada