13-letter words containing u, r, a, s
- justin martyr — Saint, a.d. c100–163? early church historian and philosopher.
- key signature — (in notation) the group of sharps or flats placed after the clef to indicate the tonality of the music following.
- kick upstairs — to strike with the foot or feet: to kick the ball; to kick someone in the shins.
- kuril islands — a chain of 56 volcanic islands off the NE coast of Asia, extending for 1200 km (750 miles) from the S tip of the Kamchatka Peninsula to NE Hokkaido. Area: 14 990 sq km (6020 sq miles)
- laboriousness — requiring much work, exertion, or perseverance: a laborious undertaking.
- labour supply — the total number of hours that workers are willing and able to be paid wages to work for
- labour unrest — unrest or dissatisfaction displayed by workers, often in the form of strikes, and sometimes violent disputes, etc, which disrupts normal business
- labour-saving — A labour-saving device or idea makes it possible for you to do something with less effort than usual.
- lake sturgeon — a sturgeon, Acipenser fulvescens, of the Great Lakes and Mississippi and St. Lawrence rivers.
- lake superior — Lake, a lake in the N central United States and S Canada: the northernmost of the Great Lakes; the largest body of fresh water in the world. 350 miles (564 km) long; 31,820 sq. mi. (82,415 sq. km); greatest depth, 1290 feet (393 meters); 602 feet (183 meters) above sea level.
- lake-superior — Lake, a lake in the N central United States and S Canada: the northernmost of the Great Lakes; the largest body of fresh water in the world. 350 miles (564 km) long; 31,820 sq. mi. (82,415 sq. km); greatest depth, 1290 feet (393 meters); 602 feet (183 meters) above sea level.
- lambeosaurine — Any crested hadrosaurid dinosaur of the subfamily Lambeosaurinae.
- language arts — study of reading and writing
- laser surgery — the surgical use of lasers.
- lasik surgery — laser surgery to correct short sight
- least squares — a method of estimating values from a set of observations by minimizing the sum of the squares of the differences between the observations and the values to be found.
- leprechaunish — somewhat similar to a leprechaun
- leukapheresis — a medical procedure that separates certain leukocytes from the blood, used to collect leukocytes for donation or to remove excessive leukocytes from a patient's blood
- liqueur glass — a small glass intended for drinking liqueur from
- liquid storax — a solid resin with a vanillalike odor, obtained from a small tree, Styrax officinalis: formerly used in medicine and perfumery.
- little russia — former name for the region consisting mainly of Ukraine but sometimes considered as including adjacent areas.
- liver sausage — liverwurst.
- loss adjuster — A loss adjuster is someone who is employed by an insurance company to decide how much money should be paid to a person making a claim.
- louis pasteur — Louis [loo-ee;; French lwee] /ˈlu i;; French lwi/ (Show IPA), 1822–95, French chemist and bacteriologist.
- lower austria — a province in NE Austria. 7092 sq. mi. (18,370 sq. km).
- lucrativeness — profitable; moneymaking; remunerative: a lucrative business.
- 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.
- lumberjackets — Plural form of lumberjacket.
- lump of sugar — lump1 (def 4).
- lunar caustic — silver nitrate, AgNO 3 , especially in a sticklike mold, used to cauterize tissues.
- lunar eclipse — Astronomy. the obscuration of the light of the moon by the intervention of the earth between it and the sun (lunar eclipse) or the obscuration of the light of the sun by the intervention of the moon between it and a point on the earth (solar eclipse) a similar phenomenon with respect to any other planet and either its satellite or the sun. the partial or complete interception of the light of one component of a binary star by the other.
- lusus naturae — a deformed person or thing; freak.
- lycanthropous — Lycanthropic.
- macrocephalus — Alternative spelling of macrocephalous.
- macrovascular — Of or pertaining to the larger blood vessels.
- madeira sauce — a savoury sauce made with Madeira wine and served with meat
- magnesiferous — (geology) Containing magnesium.
- magnetiferous — (dated) Producing or conducting magnetism.
- mammaliferous — containing the remains of mammals
- manganiferous — containing manganese.
- manicure case — a case for holding small tools designed to care for the fingernails
- manrikigusari — a Japanese chain weapon with weighted ends, intended to strike or ensnare the enemy
- manufactories — Plural form of manufactory.
- manufacturers — Plural form of manufacturer.
- marcus garvey — Marcus (Moziah) [moh-zahy-uh] /moʊˈzaɪ ə/ (Show IPA), 1887–1940, Jamaican black-rights activist in the U.S. (1916–27): advocated emigration of black Americans to Africa.
- mare australe — (Southern Sea) an area near the south pole of Mars, appearing as a dark region when viewed telescopically from the earth.
- mariculturist — One who engages in mariculture.
- market square — a square in a village, town, etc in which a market is, or was formerly, held
- marrow squash — any of several squashes having a smooth surface, an oblong shape, and a hard rind.
- marvelousness — The quality or state of being marvelous.