18-letter words containing s, a, n, e, r, i
- interinstitutional — Between institutions.
- internal secretion — a secretion, esp a hormone, that is absorbed directly into the blood
- interrelationships — Plural form of interrelationship.
- interstellar space — astronomy: space between the stars
- inverse square law — one of several laws relating two quantities such that one quantity varies inversely as the square of the other, as the law that the illumination produced on a screen by a point source varies inversely as the square of the distance of the screen from the source.
- investment manager — financial advisor
- invisible earnings — earnings from services provided rather than goods
- 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.
- iron (ii) sulphate — an iron salt with a saline taste, usually obtained as greenish crystals of the heptahydrate, which are converted to the white monohydrate above 100°C: used in inks, tanning, water purification, and in the treatment of anaemia. Formula: FeSO4
- irreconcilableness — The quality of being irreconcilable; irreconcilability; incompatibility; incongruity.
- irreproachableness — The quality or state of being irreproachable; integrity; innocence.
- isabella of france — 1292–1358, wife (1308–27) of Edward II of England, whom, aided by her lover, Roger de Mortimer, she deposed; mother of Edward III
- israel ben eliezer — (Israel ben Eliezer"Besht") c1700–60, Ukrainian teacher and religious leader: founder of the Hasidic movement of Judaism.
- iverson's language — APL, which went unnamed for many years.
- japanese artichoke — Chinese artichoke.
- japanese persimmon — the soft, orange or reddish, edible fruit of an Asian tree, Diospyros kaki.
- jose de san martin — José de [haw-se th e] /hɔˈsɛ ðɛ/ (Show IPA), 1778–1850, South American general and statesman, born in Argentina: leader in winning independence for Argentina, Peru, and Chile; protector of Peru 1821–22.
- justice department — the United States federal department for enforcing federal laws
- king james version — Authorized Version.
- king's regulations — (in Britain and the Commonwealth when the sovereign is male) the code of conduct for members of the armed forces that deals with discipline, aspects of military law, etc
- kirtland's warbler — a wood warbler, Dendroica kirtlandii, breeding only in north-central Michigan and wintering in the Bahamas, bluish gray above, striped with black and pale yellow below: an endangered species.
- 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
- language universal — a trait or property of language that exists, or has the potential to exist, in all languages.
- lateral resistance — resistance to sidewise motion caused by wind pressure, supplied by the immersed portion of a hull of a vessel.
- law of segregation — the principle, originated by Gregor Mendel, stating that during the production of gametes the two copies of each hereditary factor segregate so that offspring acquire one factor from each parent.
- learned profession — any of the three vocations of theology, law, and medicine, commonly held to require highly advanced learning. Compare profession (def 1).
- 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.
- lifesaving service — a private organization or government agency for general marine rescue operations.
- lightning arrester — a device for preventing damage to radio, telephonic, or other electric equipment from lightning or other high-voltage currents, using spark gaps to carry the current to the ground without passing through the device.
- 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.
- literae humaniores — (at Oxford University) the faculty concerned with Greek and Latin literature, ancient history, and philosophy; classics
- literal-mindedness — the quality or state of tending to take words in their literal sense
- little st. bernard — Great, a mountain pass between SW Switzerland and NW Italy, in the Pennine Alps: Napoleon led his army through it in 1800; location of a hospice. 8108 feet (2470 meters) high.
- 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.
- 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! + …
- macroinvertebrates — Plural form of macroinvertebrate.
- madagascar jasmine — a Madagascan twining, woody vine, Stephanotis floribunda, of the milkweed family, having waxy-white, fragrant flowers.
- magnesium arsenate — a white, water-insoluble powder, Mg 3 (AsO 4) 2 ⋅xH 2 O, used chiefly as an insecticide.
- magnesium peroxide — a white, tasteless, water-insoluble powder, MgO 2 , used as an antiseptic and as an oxidizing and bleaching agent.
- magnesium stearate — Magnesium stearate is a salt that is often used as a diluent and lubricant in tablets and capsules.
- 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.
- maison-de-molieres — Comédie Française.
- make an impression — have impact
- make someone tired — to annoy or vex someone
- manchester terrier — one of a breed of slender terriers having a short, glossy, black-and-tan coat, raised originally in Manchester, England.