17-letter words containing e, u, r
- legendre equation — a differential equation of the form (1− x 2) d2y/dx2 − 2 xdy/dx + a (a + 1) y = 0, where a is an arbitrary constant.
- letter of request — a letter sent from a court to a foreign court requesting judicial assistance
- letters of marque — a former government document authorizing an individual to make reprisals on the subjects of an enemy nation, specif. to arm a ship and capture enemy merchant ships and cargo
- liberal education — an education based primarily on the liberal arts, emphasizing the development of intellectual abilities as opposed to the acquisition of professional skills.
- lighthouse keeper — a person who mans a lighthouse and makes sure that the light is working properly
- ligurian republic — the republic in NW Italy set up by Napoleon in 1797, incorporated into France in 1805, and united with the Kingdom of Sardinia in 1814.
- limousine liberal — a wealthy left-wing person
- liquid petrolatum — mineral oil.
- liquid propellant — a rocket propellant in liquid form.
- literary executor — a person entrusted with the publishable works and other papers of a deceased author.
- lithium carbonate — a colorless crystalline compound, Li 2 CO 3 , slightly soluble in water: used in ceramic and porcelain glazes, pharmaceuticals, and luminescent paints.
- lithium hydroxide — a white, crystalline, water-soluble compound, LiOH, used to absorb carbon dioxide, especially in spacesuits.
- little blue heron — a small heron, Egretta caerulea, of the warmer parts of the Western Hemisphere, having bluish-gray plumage.
- loggerhead turtle — a sea turtle, Caretta caretta, having a large head: now greatly reduced in number.
- louisiana tanager — western tanager.
- lowbush blueberry — a shrub, Vaccinium angustifolium, of eastern North America, having small, white flowers and blue-black fruit.
- luggage insurance — insurance against the loss of luggage while travelling
- lumpenproletariat — the lowest level of the proletariat comprising unskilled workers, vagrants, and criminals and characterized by a lack of class identification and solidarity.
- macfarlane burnet — Sir (Frank) Macfarlane [muh k-fahr-luh n] /məkˈfɑr lən/ (Show IPA), 1899–1985, Australian physician: Nobel Prize in Physiology 1960.
- macroevolutionary — Pertaining to, or as a result of macroevolution.
- mail users' shell — (messaging) (mush) A MUA for Unix and MS-DOS. It has both line-mode and full-screen interfaces as well as a SunView interface. mush provides a very powerful shell interface with a csh-like scripting language, plenty of environment variables, command-line aliases, filename completion, conditionals, and command piping.
- malagasy republic — former name of Madagascar.
- man enough to/for — If you say that a man is man enough to do something, you mean that he has the necessary courage or ability to do it.
- management course — a course provided by an educational establishment such as a university, which teaches skills concerning the management of a company, business, etc
- manicure scissors — scissors for manicuring or trimming the nails
- manual typewriter — a keyboard machine, operated entirely by hand, for writing mechanically in characters resembling print
- manufactured home — a prefabricated house, assembled in modular sections.
- mare fecunditatis — (Sea of Fertility) a dark plain in the fourth quadrant and extending into the first quadrant of the face of the moon: about 160,000 sq. mi. (415,000 sq. km).
- margaret of anjou — 1430–82, queen of Henry VI of England.
- marquesas islands — a group of volcanic islands in the S Pacific, in French Polynesia. Pop: 8712 (2002). Area: 1287 sq km (497 sq miles)
- marriage equality — the state of having the same rights and responsibilities of marriage as others, regardless of one's sexual orientation or gender identity.
- marriage guidance — counselling for married couples
- masculine caesura — a caesura occurring immediately after a stressed or a long syllable.
- maurice chevalier — Maurice (Auguste) [maw-rees aw-guh st;; French moh-rees oh-gyst] /mɔˈris ˈɔ gəst;; French moʊˈris oʊˈgüst/ (Show IPA), 1888–1972, French actor and singer.
- maurice of nassau — Prince of Orange 1567-1625; Du. statesman & military leader
- maximum principle — the theorem that a function of a complex variable that is analytic in a domain and on its boundary attains its maximum absolute value on the boundary.
- medical insurance — a type of insurance intended to cover possible future medical expenses
- medical marijuana — marijuana prescribed by a doctor and used as a medicine: medical marijuana in pill form or oral spray.
- medical procedure — A medical procedure is a medical treatment or operation.
- medicochirurgical — pertaining to medicine and surgery.
- mensural notation — a system of musical notation of the 13th to the late 16th centuries, marked by the use of note symbols such as the longa and brevis, the absence of bar lines and ties, and the equivalence in value of one note to either two or three of the next smaller degree.
- mercuric chloride — a white, crystalline, water-soluble, strongly acrid, highly poisonous solid, HgCl 2 , prepared by sublimation of chlorine with mercury, and used chiefly as an antiseptic.
- mercuric sulphide — a compound of mercury, usually existing as a black solid (metacinnabarite) or a red solid (cinnabar or vermilion), which is used as a pigment. Formula: HgS
- mercury barometer — a barometer in which the weight of a column of mercury in a glass tube with a sealed top is balanced against that of the atmosphere pressing on an exposed cistern of mercury at the base of the mercury column, the height of the column varying with atmospheric pressure.
- mercury poisoning — illness caused by exposure to mercury
- mesembryanthemums — Plural form of mesembryanthemum.
- messier catalogue — a catalogue of 103 nonstellar objects, such as nebulae and galaxies, prepared in 1781–86. An object is referred to by its number in this catalogue, for example the Andromeda Galaxy is referred to as M31
- metallofullerenes — Plural form of metallofullerene.
- methylidyne group — the trivalent group ≡CH.
- microconstituents — a microscopically small constituent of a metal or alloy.