12-letter words containing p, o, m, n, a
- lymphadenoma — an enlarged lymph node.
- lymphangioma — a benign tumor composed of dilated and newly formed lymph vessels.
- machine shop — a workshop in which metal and other substances are cut, shaped, etc., by machine tools.
- magnetograph — a recording magnetometer, used especially for recording variations in the earth's magnetic field.
- magnetooptic — pertaining to the effect of magnetism upon the propagation of light.
- magnetopause — the boundary between the earth's magnetosphere and interplanetary space, about 40,000 miles (65,000 km) above the earth, marked by an abrupt decrease in the earth's magnetic induction.
- magnoliopsid — (botany) a member of the class Magnoliopsida. Circumscription of this class will vary with the taxonomic system being used.
- magnotherapy — Any of several alternative medicine therapies using magnetism.
- main-topmast — the mast next above the main lower mast.
- main-topsail — a topsail set on the mainmast.
- major planet — planet (def 1a).
- major-planet — Astronomy. Also called major planet. any of the eight large heavenly bodies revolving about the sun and shining by reflected light: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, or Neptune, in the order of their proximity to the sun. Until 2006, Pluto was classified as a planet ninth in order from the sun; it has been reclassified as a dwarf planet. a similar body revolving about a star other than the sun. (formerly) a celestial body moving in the sky, as distinguished from a fixed star, applied also to the sun and moon.
- malapportion — to apportion improperly or unfairly (voting districts, a legislature, etc.)
- malpositions — Plural form of malposition.
- manipulation — the act of manipulating.
- manipulators — Plural form of manipulator.
- manipulatory — to manage or influence skillfully, especially in an unfair manner: to manipulate people's feelings.
- marconigraph — (dated) wireless telegraph.
- marimbaphone — (obsolete, music) A kind of percussion idiophone, like the marimba but with steel keys instead of wood, developed in early 20th century United States.
- marine corps — a branch of the U.S. Armed Forces trained for land, sea, and air combat, typically for land combat in conjunction with an amphibious or airborne landing, and whose commandant is responsible to the secretary of the navy.
- master point — a point awarded to a bridge player who has won or placed in an officially recognized tournament.
- meclonazepam — A benzodiazepine derivative, similar in structure to clonazepam, with sedative and anxiolytic effects and antiparasitic activity against Schistosoma mansoni.
- media person — a person who works in the mass media
- median point — centroid (def 2).
- meganthropus — a proposed genus of extinct, late lower Pleistocene primates based on two large lower jaws found in Java, and believed to be either Australopithecine or human.
- melanophores — Plural form of melanophore.
- melanotropin — MSH.
- meroplankton — a floating mass of eggs and larvae of organisms that are nektonic or benthic in their adult stage; temporary plankton.
- mesoappendix — the mesentery of the vermiform appendix.
- mesoplankton — plankton that live at middle depths.
- mesopotamian — an ancient region in W Asia between the Tigris and Euphrates rivers: now part of Iraq.
- metallophone — any musical instrument consisting of a graduated series of metal bars that may either be struck by hammers operated manually or played with a keyboard.
- metropolitan — of, noting, or characteristic of a metropolis or its inhabitants, especially in culture, sophistication, or in accepting and combining a wide variety of people, ideas, etc.
- micropayment — A very small payment made each time a user accesses an Internet page or service.
- microplanner — A subset of PLANNER, implemented in Lisp by Gerald Sussman et al at MIT. Its important features were goal-oriented, pattern-directed procedure invocation, an embedded knowledge base, and automatic backtracking. microPLANNER was superseded by Conniver.
- millilampson — /mil'*-lamp"sn/ A unit of talking speed, abbreviated mL. Most people run about 200 milliLampsons. The eponymous Butler Lampson (a CS theorist and systems implementor highly regarded among hackers) goes at 1000. A few people speak faster. This unit is sometimes used to compare the (sometimes widely disparate) rates at which people can generate ideas and actually emit them in speech. For example, noted computer architect C. Gordon Bell (designer of the PDP-11) is said, with some awe, to think at about 1200 mL but only talk at about 300; he is frequently reduced to fragments of sentences as his mouth tries to keep up with his speeding brain.
- minor planet — asteroid (def 1).
- mirror plant — a shrub, Coprosma repens, of the madder family, native to New Zealand and cultivated in warm regions, having glossy, often variegated leaves.
- misanthropes — Plural form of misanthrope.
- misanthropic — of, relating to, or characteristic of a misanthrope.
- misoperation — an act or instance, process, or manner of functioning or operating.
- mole mapping — the procedure of using a digital camera to record the positions and appearances of moles on a person's body so that regular checks will detect any changes that might lead to skin cancer
- mona passage — a strait between Hispaniola and Puerto Rico. 80 miles (129 km) wide.
- monadelphous — (of stamens) united into one bundle or set by their filaments.
- money player — a person who performs best under pressure, especially in a competitive situation.
- monocephalic — bearing one flower head, as the dandelion.
- monodelphian — any placental mammal that is a member of the group Monodelphia
- monographing — Present participle of monograph.
- monopetalous — gamopetalous.
- monosepalous — gamosepalous.