19-letter words containing e, l, s, m, r
- internal-combustion — of or relating to an internal-combustion engine.
- interstellar medium — the matter occurring between the stars of our Galaxy, largely in the spiral arms, and consisting mainly of huge clouds of ionized, neutral, or molecular hydrogen
- interval estimation — the process of estimating a parameter of a given population by specifying an interval of values and the probability that the true value of the parameter falls within this interval.
- isenheim altarpiece — an altarpiece (1510?–15?) painted by Matthias Grünewald.
- isidorus of miletus — flourished 6th century a.d, Byzantine engineer. He was one of the architects of Hagia Sophia; (originally an Orthodox cathedral and currently a museum in Istanbul, Turkey).
- jacques montgolfier — Jacques Étienne [zhahk ey-tyen] /ʒɑk eɪˈtyɛn/ (Show IPA), 1745–99, and his brother Joseph Michel [zhaw-zef mee-shel] /ʒɔˈzɛf miˈʃɛl/ (Show IPA) 1740–1810, French aeronauts: inventors of the first practical balloon 1783.
- james clerk maxwell — Elsa, 1883–1963, U.S. professional hostess and author.
- jerusalem artichoke — Also called girasol. a sunflower, Helianthus tuberosus, having edible, tuberous, underground stems or rootstocks.
- jeweler's saw frame — a U -shaped steel frame with a handle and clamps that hold a piercing saw.
- jumping bristletail — any of several thysanuran insects that live in dark, warm, moist places, as under leaves, bark, and dead tree trunks and along rocky seacoasts, and are active jumpers, making erratic leaps when disturbed.
- large munsterlander — a strongly built gun dog with a long dense black-and-white coat
- lateral line system — a system of sensory organs in fishes and aquatic amphibians consisting of a series of cells on the head and along the sides of the body that detect pressure changes and vibrations
- lay down one's arms — to stop fighting; surrender
- lead someone astray — If someone or something leads you astray, they make you believe something that is not true, causing you to make a wrong decision.
- leveling instrument — an instrument used to establish a horizontal line of sight, usually by means of a spirit level.
- licensing agreement — an agreement that sets out the fees and terms of use for something available only under licence
- life-support system — A life-support system is the same as a life-support machine.
- limit of resolution — the capacity of an optical system to resolve point objects as separate images.
- limited partnership — a partnership formed by at least one general partner and at least one special partner.
- liouville's theorem — the theorem that every function of a complex variable, bounded and differentiable for all finite values of the variable, is a constant function.
- lobster-tail helmet — a burgonet fitted with a long, articulated tail of lames for protecting the nape of the neck, worn by cavalry in the 17th century.
- locomotive workshop — a place where locomotives are built or repaired
- lupus erythematosus — any of several autoimmune diseases, especially systemic lupus erythematosus, characterized by red, scaly skin patches.
- lyon office of arms — Heralds' Office.
- machine translation — changing language of a text by computer
- maestro di cappella — a person in charge of an orchestra, esp a private one attached to the palace of a prince in Italy during the baroque period
- mail transfer agent — Message Transfer Agent
- make oneself scarce — insufficient to satisfy the need or demand; not abundant: Meat and butter were scarce during the war.
- malleable cast iron — white cast iron that has been malleablized.
- marriage settlement — a formal agreement made before marriage disposing of the property of the couple to be married
- mary wollstonecraft — Mary (Mary Wollstonecraft Godwin) 1759–97, English author and feminist (mother of Mary Shelley).
- massive retaliation — a strategy of military counterattack that involves the use of nuclear weapons.
- master of the rolls — (in England and Wales) the judge who presides over the Court of Appeal (Civil Division) and who was formerly Keeper of the Records at the Public Record Office
- melodic minor scale — minor scale (def 2).
- memory like a sieve — a very poor memory
- mermaid's wineglass — a colony of green algae, Acetabularia crenulata, of warm seas, having a cup-shaped cap on a slender stalk.
- metatarsophalangeal — (anatomy) Relating to the metatarsus and phalange.
- meter-candle-second — a unit of light-exposure equivalent to one lux for one second.
- mild silver protein — a compound of silver and a protein, applied to mucous membranes as a mild antiseptic.
- miracle of st. mark — a painting (1548) by Tintoretto.
- molecular astronomy — the branch of astronomy dealing with the study of molecules in space.
- molecular biologist — a specialist in the study of biological phenomena at the molecular level
- moses-in-the-cradle — a plant, Rhoeo spathacea, native to the West Indies and Central America, having leaves with purple undersides and white flowers enclosed in a boat-shaped envelope formed by two bracts.
- mount desert island — an island off the coast of E central Maine: summer resort; forms part of Acadia National Park. 14 miles (23 km) long; 8 miles (13 km) wide.
- mucopolysaccharides — Plural form of mucopolysaccharide.
- multiple-entry visa — a visa that permits the holder to enter a country several times
- mushroom ventilator — a ventilator having at the top of a vertical shaft a broad rounded cap that can be screwed down to close it.
- nail polish remover — solvent for removing nail polish
- national serviceman — a soldier undertaking compulsory military service
- network file system — (networking, operating system) (NFS) A protocol developed by Sun Microsystems, and defined in RFC 1094, which allows a computer to access files over a network as if they were on its local disks. This protocol has been incorporated in products by more than two hundred companies, and is now a de facto standard. NFS is implemented using a connectionless protocol (UDP) in order to make it stateless. See Nightmare File System, WebNFS.