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16-letter words containing a, c, e, t, o, n

  • pacific sturgeon — a dark gray sturgeon, Acipenser transmontanus, inhabiting marine and fresh waters along the northwestern coast of North America, valued as a food and sport fish.
  • palaeolithic man — any of various primitive types of man, such as Neanderthal man and Java man, who lived in the Palaeolithic
  • pantothenic acid — a hydroxy acid, C 9 H 1 7 O 5 N, found in plant and animal tissues, rice, bran, etc., that is part of the B complex of vitamins and is essential for cell growth.
  • paterson's curse — a purple-flowered noxious plant, Echium plantagineum, a close relative of viper's bugloss, naturalized in Australia and NZ where its harmfulness to livestock has prompted attempts to limit its spread
  • peano arithmetic — (mathematics)   Giuseppe Peano's system for representing natural numbers inductively using only two symbols, "0" (zero) and "S" (successor). This system could be expressed as a recursive data type with the following Haskell definition: data Peano = Zero | Succ Peano The number three, usually written "SSS0", would be Succ (Succ (Succ Zero)). Addition of Peano numbers can be expressed as a simple syntactic transformation: plus Zero n = n plus (Succ m) n = Succ (plus m n) (1995-03-28)
  • pectoralis minor — the smaller of the two large chest muscles that assist in movements of the shoulder and upper arm
  • pentatonic scale — a scale having five tones to an octave, as one having intervals that correspond to the five black keys of a piano octave.
  • percentage point — difference: one per cent
  • perchloromethane — carbon tetrachloride.
  • performance test — a test requiring little or no use of language, the test materials being designed to elicit manual or behavioral responses rather than verbal ones.
  • periodic tenancy — the letting of a dwelling for a repeated short term, as by the week, month, or quarter, with no end date
  • personal effects — belongings
  • personality cult — deliberately cultivated adulation of a person, esp a political leader
  • peter pan collar — a close-fitting flat or rolled collar with rounded ends that meet in front of a high, round neckline.
  • phagocytic index — the average number of bacteria ingested per phagocyte in an incubated mixture of bacteria, phagocytes, and blood serum: used in determining the opsonic index.
  • pharmacogenetics — the branch of pharmacology that examines the relation of genetic factors to variations in response to drugs.
  • pharmacokinetics — the branch of pharmacology that studies the fate of pharmacological substances in the body, as their absorption, distribution, metabolism, and elimination.
  • phylogenetically — the development or evolution of a particular group of organisms.
  • pitch-cone angle — (in a bevel gear) the apex angle of the truncated cone (pitch cone) which forms the reference surface on which the teeth of a bevel gear are cut
  • pithecanthropine — of, belonging to, or resembling a former genus (Pithecanthropus, now classified as Homo erectus) of extinct early humans, who lived in Java, China, Europe, and Africa
  • pithecanthropoid — of, relating to, or resembling the former genus Pithecanthropus or one of its members.
  • placement office — an office in a university that offers students careers advice and help to find employment
  • plainclothes man — a detective or police officer who wears civilian clothes while on duty
  • platform-balance — a scale with a platform for holding the items to be weighed.
  • pneumatic trough — a trough filled with liquid, especially water, for collecting gases in bell jars or the like by displacement.
  • poitou-charentes — a region of W central France, on the Bay of Biscay: mainly low-lying
  • polar coordinate — Usually, polar coordinates. one of two coordinates used to locate a point in a plane by the length of its radius vector and the angle this vector makes with the polar axis (polar angle)
  • police constable — police officer
  • policy statement — a declaration of the plans and intentions of an organization or government
  • polycondensation — formation of a polymer by chemical condensation with the elimination of a small molecule, such as water.
  • polyvinyl acetal — any of the class of thermoplastic resins derived by the condensation of an aldehyde with polyvinyl alcohol.
  • post-renaissance — the activity, spirit, or time of the great revival of art, literature, and learning in Europe beginning in the 14th century and extending to the 17th century, marking the transition from the medieval to the modern world.
  • postencephalitic — inflammation of the substance of the brain.
  • practical reason — (in Kantian ethics) reason applied to the problem of action and choice, especially in ethical matters.
  • practice session — a period of training that takes place over a set period of time, for example an hour or several hours
  • pre-conversation — informal interchange of thoughts, information, etc., by spoken words; oral communication between persons; talk; colloquy.
  • pre-emancipation — the act of emancipating.
  • pre-solicitation — the act of soliciting.
  • precast concrete — ready-formed cement mixture
  • precinct station — a police station for police responsible for a district of a city
  • preconcentration — the act of concentrating; the state of being concentrated.
  • precontemplation — the act of contemplating; thoughtful observation.
  • prescription pad — a pad of prescriptions used by doctors, etc
  • prespecification — the act of specifying.
  • primary election — primary (def 15a).
  • primary electron — in thermionics, any of the electrons falling on a body, distinguished from those emitted by it
  • processing plant — a factory where raw materials are treated or prepared by a special method, esp one where food is treated in order to preserve it
  • project guardian — (project, security)   A project which grew out of the ARPA support for Multics and the sale of Multics systems to the US Air Force. The USAF wanted a system that could be used to handle more than one security classification of data at a time. They contracted with Honeywell and MITRE Corporation to figure out how to do this. Project Guardian led to the creation of the Access Isolation Mechanism, the forerunner of the B2 labeling and star property support in Multics. The DoD Orange Book was influenced by the experience in building secure systems gained in Project Guardian.
  • project planning — project management
  • projection paper — sensitized paper for recording a projected image.
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