15-letter words containing n, a, i, r, o
- ladrone islands — a group of 15 small islands in the Pacific, E of the Philippines: divided into Guam, a possession of the U.S., and the North Marianas, formally under U.S. trusteeship. 453 sq. mi. (1127 sq. km).
- lamino-alveolar — articulated with the blade of the tongue approaching the alveolar ridge.
- land of promise — Promised Land.
- laryngectomized — having had one's larynx surgically removed by undergoing a laryngectomy
- laser ring gyro — a system of aerial navigation in which rotation is sensed by the measuring of the frequency shift of laser light in a closed circuit in a horizontal plane
- lateral moraine — a moraine formed at the side of a glacier.
- lateran council — any of the five ecumenical councils (1123, 1139, 1179, 1215, 1512–17) held in the Lateran Palace.
- latino-american — an American who is of Latin-American or Spanish origin
- lay a finger on — to harm
- lean production — Lean production is the same as lean manufacturing.
- learned society — an organization devoted to the scholarly study of a particular field or discipline, as modern languages, psychology, or history.
- lemon-grass oil — a yellowish to brownish oil distilled from the leaves of certain lemon grasses, especially Cymbopogon citratus, used chiefly in perfumery.
- leonid andreyev — Leonid Nikolaevich [lee-uh-nid nik-uh-lahy-uh-vich;; Russian lyi-uh-nyeet nyi-kuh-lah-yi-vyich] /ˈli ə nɪd ˌnɪk əˈlaɪ ə vɪtʃ;; Russian lyɪ ʌˈnyit nyɪ kʌˈlɑ yɪ vyɪtʃ/ (Show IPA), 1871–1919, Russian novelist, short-story writer, and playwright.
- leptosporangium — (botany) A sporangium formed from a single epidermal cell.
- lesser dionysia — (in ancient Attica) the wine feasts, processions, and dramatic performances composing one of the festivals honoring Dionysus, held in the middle of December.
- lex non scripta — unwritten law; common law.
- liaison officer — a person who liaises between groups or units
- liberalizations — Plural form of liberalization.
- library edition — an edition of a book prepared for library use, especially with a library binding.
- limiting factor — Physiology. the slowest, therefore rate-limiting, step in a process or reaction involving several steps.
- linear collider — a particle accelerator in which two beams of particles are made to collide
- linear equation — a first-order equation involving two variables: its graph is a straight line in the Cartesian coordinate system.
- linear function — linear transformation.
- linear manifold — subspace (def 2b).
- linear momentum — force or speed of movement; impetus, as of a physical object or course of events: The car gained momentum going downhill. Her career lost momentum after two unsuccessful films.
- linear operator — a mathematical operator with the property that applying it to a linear combination of two objects yields the same linear combination as the result of applying it to the objects separately.
- linear ordering — an ordering that is reflexive, antisymmetric, transitive, and connected, as less than or equal to on the involved integers
- linear topology — (theory) A linear topology on a left A-module M is a topology on M that is invariant under translations and admits a fundamental system of neighborhood of 0 that consists of submodules of M. If there is such a topology, M is said to be linearly topologized. If A is given a discrete topology, then M becomes a topological A-module with respect to a linear topology.
- liver complaint — an unspecified health problem concerning the liver
- loading program — a series of instructions entered automatically in a program that starts the processing.
- lobar pneumonia — pneumonia (def 2).
- locutionary act — the act of uttering a sentence considered only as such
- long parliament — the Parliament that assembled November 3, 1640, was expelled by Cromwell in 1653, reconvened in 1659, and was dissolved in 1660.
- long-grain rice — a type of rice that has long grains, rather than round grains
- lons-le-saunier — a department in E France. 1952 sq. mi. (5055 sq. km). Capital: Lons-le-Saunier.
- lord lieutenant — British. the title of various high officials holding authority deputed from a sovereign.
- lord-in-waiting — a nobleman in attendance on a British monarch or the Prince of Wales.
- lost generation — the generation of men and women who came of age during or immediately following World War I: viewed, as a result of their war experiences and the social upheaval of the time, as cynical, disillusioned, and without cultural or emotional stability.
- louis d'orleans — Louis Philippe Joseph [lwee fee-leep zhaw-zef] /lwi fiˈlip ʒɔˈzɛf/ (Show IPA), Duc (Philippe Égalité) 1747–93, French political leader.
- louisiana heron — tricolored heron.
- lowland gorilla — the eastern lowland gorilla or western lowland gorilla. See under gorilla.
- lubricating oil — an oily substance that is used to cover or treat machinery so as to lessen friction
- macaroni cheese — Macaroni cheese is a dish made from macaroni and cheese sauce.
- macroprudential — Of or pertaining to systemic prudence, especially to the strengths and vulnerabilities of financial systems.
- macrosporangium — megasporangium.
- magnesioferrite — (mineralogy) A magnesium iron oxide mineral, a member of the magnetite series of spinels, which forms black metallic octahedral crystals.
- magnetic course — a course whose bearing is given relative to the magnetic meridian of the area.
- magnetic mirror — a region in a magnetic bottle where the magnetic field increases abruptly, causing charged particles that enter it to be reflected.
- magnetoelectric — of or relating to the induction of electric current or electromotive force by means of permanent magnets.
- maid of orléans — Saint ("the Maid of Orléans") 1412?–31, French national heroine and martyr who raised the siege of Orléans.