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13-letter words containing u, m

  • bottom-unique — In domain theory, a function f is bottom-unique if f x = bottom <=> x = bottom A bottom-unique function is also strict.
  • bouncing bomb — a bomb used by the RAF in World War II, designed to bounce along water
  • bounty jumper — in the U.S. Civil War, a man who accepted the cash bounty offered for enlisting and then deserted
  • brigham young — Andrew (Jackson, Jr.) born 1932, U.S. clergyman, civil-rights leader, politician, and diplomat: mayor of Atlanta, Georgia, 1981–89.
  • brown mustard — black mustard. See under mustard (def 2).
  • bubble column — A bubble column is a reactor in which a gas bubbles up through a liquid or slurry.
  • bubble memory — a method of storing high volumes of data by the use of minute pockets of magnetism (bubbles) in a semiconducting material. The bubbles may be caused to migrate past a read head or to a buffer area for storage
  • buff-tip moth — a large European moth, Phalera bucephala, having violet-brown buff-tipped forewings held at rest around the body so that it resembles a snapped-off twig
  • buffer memory — a temporary holding area for data
  • built-up mast — a wooden mast formed of several shaped, longitudinal pieces joined together.
  • bumble around — When someone bumbles around or bumbles about, they behave in a confused, disorganized way, making mistakes and usually not achieving anything.
  • bumblebeefish — any of several gobies of the genus Brachygobius, inhabiting waters of the Malay Archipelago and having brown and yellow bands on the body that resemble the markings of a bumblebee.
  • bums on seats — If the organizers of an event such as a concert want to put bums on seats, they want a lot of people to attend it.
  • bureaucratism — an official of a bureaucracy.
  • burglar alarm — A burglar alarm is an electric device that makes a bell ring loudly if someone tries to enter a building by force.
  • burmese glass — an American art glass of the late 19th century, ranging from greenish-yellow to pink.
  • burnham scale — the salary scale for teachers in English state schools, which is revised periodically
  • bus mastering — bus master
  • businesswoman — A businesswoman is a woman who works in business.
  • butter muslin — a fine loosely woven cotton material originally used for wrapping butter
  • cadmium green — a pigment used in painting, consisting of a mixture of hydrated oxide of chromium with cadmium sulfide, and characterized by its strong green color and slow drying rate.
  • caesium clock — a type of atomic clock that uses the frequency of radiation absorbed in changing the spin of electrons in caesium atoms
  • calcium light — limelight (sense 1)
  • calcium oxide — a white crystalline base used in the production of calcium hydroxide and bleaching powder and in the manufacture of glass, paper, and steel. Formula: CaO
  • calcium-oxide — Also called burnt lime, calcium oxide, caustic lime, calx, quicklime. a white or grayish-white, odorless, lumpy, very slightly water-soluble solid, CaO, that when combined with water forms calcium hydroxide (slaked lime) obtained from calcium carbonate, limestone, or oyster shells: used chiefly in mortars, plasters, and cements, in bleaching powder, and in the manufacture of steel, paper, glass, and various chemicals of calcium.
  • callithumpian — relating to or resembling a callithump
  • camera lucida — an instrument attached to a microscope, etc to enable an observer to view simultaneously the image and a drawing surface to facilitate the sketching of the image
  • campaign fund — money for a campaign, as of a political candidate, usually acquired through contributions by supporters.
  • camphoraceous — similar to camphor
  • campus police — police officers, security guards or students employed by a college or university to patrol the campus and to protect students, staff, and visitors
  • canal du midi — a canal in S France, extending from the River Garonne at Toulouse to the Mediterranean at Sète and providing a link between the Mediterranean and Atlantic coasts: built between 1666 and 1681. Length: 181 km (150 miles)
  • cantus firmus — an existing melody used as the basis for a new polyphonic composition
  • carbonium ion — type of positively charged organic ion
  • carcinomatous — a malignant and invasive epithelial tumor that spreads by metastasis and often recurs after excision; cancer.
  • carpetmuncher — Alternative form of carpet muncher.
  • cash customer — a purchaser who pays cash rather than by check, credit card, or charge account.
  • cat and mouse — Also called cat and rat. a children's game in which players in a circle keep a player from moving into or out of the circle and permit a second player to move into or out of the circle to escape the pursuing first player.
  • cat-and-mouse — denoting a fight or contest in which participants attempt to confuse or deceive each other in a cruel or teasing way, esp before a final act of cruelty or unkindness
  • catechumenate — Ecclesiastical. a person under instruction in the rudiments of Christianity, as in the early church; a neophyte.
  • caution money — a sum of money deposited as security for good conduct, against possible debts, etc
  • cellulose-gum — a white, water-soluble polymer derived from cellulose, used as a coating and sizing for paper and textiles, a stabilizer for various foods, and an appetite suppressor.
  • cement slurry — Cement slurry is a mixture of Portland cement, water, and additives.
  • ceremoniously — If someone does something ceremoniously, they do it in an extremely formal way.
  • cerium metals — the metals lanthanum, cerium, praseodymium, neodymium, promethium, and samarium, forming a sub-group of the lanthanides
  • ceruloplasmin — a protein responsible for copper detoxification, found in the blood
  • cerumenolysis — (medicine) The process of softening cerumen (earwax) for removal.
  • cerumenolytic — (pharmacology) A chemical that softens or removes cerumen (earwax).
  • cetane number — a measure of the quality of a diesel fuel expressed as the percentage of cetane in a mixture of cetane and 1-methylnapthalene of the same quality as the given fuel
  • chain measure — measurement of distance using a chain 66 feet (20 meters) long, of which one link equals 7.9 inches (20.1 cm).
  • chamber music — Chamber music is classical music written for a small number of instruments.
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