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17-letter words containing t, r, a, p

  • l'hospital's rule — the theorem that for the quotient of two functions satisfying certain conditions on a given closed interval, each having infinite limit or zero as limit at a given point, the limit of the quotient at the given point is equal to the limit of the quotient of the derivatives of each function.
  • la perouse strait — a strait between S Sakhalin Island, Russia and N Hokkaido Island, Japan connecting the Sea of Okhotsk and the Sea of Japan. 25 miles (40 km) wide.
  • lan kanal adapter — (networking)   (LKA) A sort of external LAN interface for a BS200 computer.
  • landscape painter — artist who depicts natural scenery
  • laplace transform — a map of a function, as a signal, defined especially for positive real values, as time greater than zero, into another domain where the function is represented as a sum of exponentials.
  • lares and penates — household gods
  • least upper bound — an upper bound that is less than or equal to all the upper bounds of a particular set. 3 is the least upper bound of the set consisting of 1, 2, 3. Abbr.: lub.
  • lempert operation — fenestration (def 3c).
  • level compensator — an automatic gain control device used in the receivers of telegraphic circuits.
  • life of the party — most lively, outgoing person
  • liquid petrolatum — mineral oil.
  • liquid propellant — a rocket propellant in liquid form.
  • literacy campaign — a campaign designed to reduce illiteracy and promote literacy in a country, area, etc
  • lithostratigraphy — the study or character of stratified rocks based solely on their physical and petrographic features.
  • loco primo citato — loc. primo cit.
  • loco supra citato — l.s.c.
  • logical operation — Boolean operation.
  • lower paleolithic — See under Paleolithic.
  • lumpenproletariat — the lowest level of the proletariat comprising unskilled workers, vagrants, and criminals and characterized by a lack of class identification and solidarity.
  • maintainer script — (Debian)   One of the scripts (preinst, prerm, postinst, postrm) that may be included in a Debian binary package. These scripts may create and/or remove symlinks, files or directories that, for some reason, could not be done directly by dpkg. Maintainer scripts frequently create or update the symlinks in the /etc/rc?.d directories and start, stop, or restart daemons.
  • manhattan project — U.S. History. the unofficial designation for the U.S. War Department's secret program, organized in 1942, to explore the isolation of radioactive isotopes and the production of an atomic bomb: initial research was conducted at Columbia University in Manhattan.
  • manual typewriter — a keyboard machine, operated entirely by hand, for writing mechanically in characters resembling print
  • mass spectrograph — a mass spectroscope for recording a mass spectrum on a photographic plate.
  • mass spectrometer — a device for identifying the kinds of particles present in a given substance: the particles are ionized and beamed through an electromagnetic field and the manner in which they are deflected is indicative of their mass and, thus, their identity.
  • mass spectroscope — an instrument used to determine the masses of small, electrically charged particles.
  • mass spectroscopy — an instrument used to determine the masses of small, electrically charged particles.
  • massage therapist — sb who gives body rubs
  • matter of opinion — a point open to question; a debatable statement
  • mayflower compact — an agreement to establish a government, entered into by the Pilgrims in the cabin of the Mayflower on November 11, 1620.
  • mean proportional — (between two numbers a and b) a number x for which a/x = x/b : The number 3 is a mean proportional between 1 and 9.
  • mean-spiritedness — the quality of being mean-spirited
  • mental impairment — (in England, according to the Mental Health Act 1983) a state of arrested or incomplete development of mind, which includes significant impairment of intelligence and social functioning and is associated with abnormally aggressive or seriously irresponsible conduct
  • mentally impaired — with reduced or weakened mental capacity
  • merchant shipping — shipping which is involved in commerce (rather than defence, etc)
  • metalloproteinase — (enzyme) Any of several proteinases that have a metal atom (often zinc) at their active centre.
  • metaperiodic acid — the crystalline compound HIO4, an oxyacid of iodine
  • microencapsulated — Encapsulated using microencapsulation.
  • micromanipulation — the technique of performing mechanical operations under high magnification through the use of specialized tools.
  • micromanipulators — Plural form of micromanipulator.
  • micropaleontology — the branch of paleontology dealing with the study of microscopic fossils.
  • microphanerophyte — any shrub or tree having a height of 2 to 8 metres
  • microphotographic — Relating to microphotography.
  • misappropriations — Plural form of misappropriation.
  • misinterpretation — An instance of misinterpreting.
  • misrepresentation — to represent incorrectly, improperly, or falsely.
  • misrepresentative — to represent incorrectly, improperly, or falsely.
  • mitre corporation — (body)   A US federally funded R&D center, spun off in 1958 from the MIT Lincoln Laboratory (also an FFRDC). MITRE is a non-profit corporation chartered to do R&D in the public interest. MITRE were responsible for system engineering and implementation oversight of SAGE. MITRE does not stand for MIT Research and Engineering, though it could have.
  • mode of transport — means of travel
  • modern pentathlon — an athletic contest consisting of five different events: horse riding with jumps, fencing with electric épée, freestyle swimming, pistol shooting, and cross-country running
  • mom and pop store — a small retail business, typically family-operated
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