13-letter words containing p, o, l, t, r
- jet-propelled — propelled by a jet engine or engines.
- jointer plane — a plane for truing the edges of boards, planing large surfaces, etc.
- joseph lister — Joseph, 1st Baron Lister of Lyme Regis [lahym ree-jis] /laɪm ˈri dʒɪs/ (Show IPA), 1827–1912, English surgeon: founder of modern antiseptic surgery.
- lactoproteins — Plural form of lactoprotein.
- laparoscopist — One who carries out laparoscopy.
- laser pointer — a portable laser that emits monochromatic light over a long and narrow distance, used especially as a pointing device.
- latent period — Also, latency period. Pathology. the interval between exposure to a carcinogen, toxin, or disease-causing organism and development of a consequent disease.
- leaded petrol — petrol containing tetraethyl lead in order to improve combustion
- leapfrog test — a diagnostic technique using arithmetic or logical operations in a routine to manage the capacity of storage media, transfer data, and check the results.
- lepidocrocite — a ruby-red to reddish-brown orthorhombic mineral, iron oxyhydroxide, FeO(OH), dimorphous with goethite: an ore of iron, used as a pigment.
- lepidopterans — Plural form of lepidopteran.
- lepidopterist — the branch of zoology dealing with butterflies and moths.
- lepidopterous — belonging or pertaining to the Lepidoptera, an order of insects comprising the butterflies, moths, and skippers, that in the adult state have four membranous wings more or less covered with small scales.
- leptokurtosis — the state of being leptokurtic.
- leptokurtotic — (statistics) Leptokurtic.
- lepton number — in a process involving elementary particles, the total number of leptons minus the total number of antileptons.
- leptospirosis — an infectious disease of humans and of horses, dogs, swine, and other animals, caused by the spirochete Leptospira interrogans and characterized by fever, muscle pain, and jaundice, and in severe cases involving the liver and kidney.
- letter opener — bladed tool for opening envelopes
- lipodystrophy — A disorder characterized by abnormal or degenerative conditions of the body's adipose tissue.
- lipogrammatic — of or relating to a lipogram
- liposculpture — the surgical removal of subcutaneous fat and its transplant to another part of the body, as to fill out facial contours.
- lithographing — Present participle of lithograph.
- lithontriptic — of or relating to destroying bladder or kidney stones
- lithotripters — Plural form of lithotripter.
- lithotriptist — a person skilled in breaking and removing stones from the bladder
- loop diuretic — any of a group of diuretics, including frusemide, that act by inhibiting resorption of salts from Henle's loop of the kidney tubule
- lophotrichous — (biology, of bacteria) Having multiple flagella located at the same point, so that they can act in concert to drive the bacterium in a single direction.
- lord temporal — a member of the House of Lords who is not a member of the clergy.
- lost property — lost and found.
- louis pasteur — Louis [loo-ee;; French lwee] /ˈlu i;; French lwi/ (Show IPA), 1822–95, French chemist and bacteriologist.
- lump together — If a number of different people or things are lumped together, they are considered as a group rather than separately.
- lycanthropous — Lycanthropic.
- lymphotrophic — carrying nutrients from the lymph to the tissues.
- macroplankton — planktonic organisms of about 1 mm in length.
- major penalty — a penalty consisting of the removal of a player for five minutes from play, no substitute for the player being permitted.
- malabsorption — faulty absorption of nutritive material from the intestine.
- malapropistic — an act or habit of misusing words ridiculously, especially by the confusion of words that are similar in sound.
- master policy — a single policy covering a group of people, typically employees of a company, issued to an employer.
- matripotestal — of or relating to the authority exercised by a mother or a mother's blood relatives.
- mephobarbital — The drug methylphenobarbital.
- merleau-ponty — Maurice, 1908–61, French phenomenological philosopher.
- mesi protocol — (processor) Modified, Exclusive, Shared, Invalid. A cache coherency protocol where each cache line is marked with one of the four states. The MESI protocol is used by the Pentium processor.
- metallography — the study of the structure of metals and alloys by means of microscopy.
- methylpropane — (organic compound) isobutane.
- methylpropene — (organic compound) IUPAC name for isobutylene.
- metropolitans — Plural form of metropolitan.
- microparticle — An extremely small particle.
- microplankton — plankton visible as individual organisms only with the aid of a microscope, which excludes most animal plankton.
- micropolitics — The use of formal and informal power by individuals and groups to achieve their goals within organizations, as opposed to macropolitics.
- military coup — a coup organized and carried out by members of the armed forces