13-letter words containing r, e, m, a
- lake-urumiyeh — Lake. Urmia, Lake.
- lambeosaurine — Any crested hadrosaurid dinosaur of the subfamily Lambeosaurinae.
- lambert's law — the law that the luminous intensity of a perfectly diffusing surface in any direction is proportional to the cosine of the angle between that direction and the normal to the surface, for which reason the surface will appear equally bright from all directions.
- lamellibranch — bivalve.
- lane markings — white lines on the road that mark lanes
- laramie range — a mountain range in N Colorado and SE Wyoming. Highest peak, Laramie Peak, 9020 feet (2749 meters).
- laryngectomee — someone who has had a laryngectomy
- laryngotomies — Plural form of laryngotomy.
- latin america — the part of the American continents south of the United States in which Spanish, Portuguese, or French is officially spoken.
- laurel family — the plant family Lauraceae, characterized by evergreen or deciduous trees having simple, leathery leaves, aromatic bark and foliage, clusters of small green or yellow flowers, and fruit in the form of a berry or drupe, and including the avocado, bay, laurels of the genera Laurus and Umbellularia, sassafras, spicebush (Lindera benzoin), and the trees that yield camphor and cinnamon.
- lead chromate — a yellow crystalline compound, PbCrO 4 , toxic, insoluble in water: used as an industrial paint pigment.
- leigh-mallory — Sir Trafford Leigh [traf-erd lee] /ˈtræf ərd li/ (Show IPA), 1892–1944, British Air Force officer.
- lemon verbena — a plant, Aloysia triphylla, having long, slender leaves with a lemonlike fragrance.
- liberalminded — Having a liberal opinion or stance.
- liberationism — the principles of liberationists
- liebfraumilch — a white wine produced chiefly in the region of Hesse in Germany.
- light mineral — any rock-forming mineral that has a specific gravity of less than 2.8 and is generally light in color.
- lord temporal — a member of the House of Lords who is not a member of the clergy.
- lower abdomen — lowest part of the belly
- lower chamber — lower house.
- lowerclassman — underclassman.
- lowerclassmen — underclassman.
- lucid dreamer — a person who has lucid dreams, either naturally or as a result of training
- lucifer match — friction match.
- lucretia mott — John Raleigh, 1865–1955, U.S. religious leader: Nobel Peace Prize 1946.
- lumbar plexus — a network of nerves originating in the spinal nerves of the midback region and innervating the pelvic area, the front of the legs, and part of the feet.
- lumber jacket — a short, straight, wool plaid jacket or coat, for informal wear, usually belted and having patch pockets.
- lumberjackets — Plural form of lumberjacket.
- luxembourgian — of or relating to Luxembourg, its people, or their language.
- maccheroncini — thin pasta tubes made from wheat flour
- machine error — an error caused by a fault or defect in a machine rather than by human error
- machine screw — a threaded fastener, either used with a nut or driven into a tapped hole, usually having a diameter of about 1/4 inch (6.4 mm) or less and a slotted head for tightening by a screwdriver.
- mackerel gull — tern1 .
- macrencephaly — The presence of an abnormally large brain.
- macro-mineral — any mineral required in the diet in relatively large amounts, especially calcium, iron, magnesium, phosphorus, potassium, and zinc.
- macro-segment — a stretch of speech preceded and followed but not interrupted by a pause.
- macrocephalic — Cephalometry. being or having a head with a large cranial capacity.
- macrocephalus — Alternative spelling of macrocephalous.
- macroclimates — Plural form of macroclimate.
- macroeconomic — the branch of economics dealing with the broad and general aspects of an economy, as the relationship between the income and investments of a country as a whole.
- macrolecithal — megalecithal.
- macromolecule — a very large molecule, as a colloidal particle, protein, or especially a polymer, composed of hundreds or thousands of atoms.
- macronucleate — having a macronucleus.
- macronutrient — Nutrition. any of the nutritional components of the diet that are required in relatively large amounts: protein, carbohydrate, fat, and the macrominerals.
- macroparasite — (biology) Any parasite that is visible to the naked eye.
- madame bovary — a novel (1857) by Gustave Flaubert.
- madder family — the large plant family Rubiaceae, characterized by herbaceous plants, trees, and shrubs having simple, opposite, or whorled leaves, usually four- or five-lobed flowers, and fruit in the form of a berry, capsule, or nut, and including the gardenia, madder, partridgeberry, and shrubs and trees that are the source of coffee, ipecac, and quinine.
- made to order — made in accordance with an individual's specifications or requirements: a made-to-order suit. Compare ready-to-wear.
- made-to-order — made in accordance with an individual's specifications or requirements: a made-to-order suit. Compare ready-to-wear.
- madeira sauce — a savoury sauce made with Madeira wine and served with meat