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11-letter words containing pla

  • plane table — a surveying instrument consisting of a drawing board mounted on adjustable legs, and used in the field for plotting measurements directly
  • plane-table — a drawing board mounted on a tripod, used in the field, with an alidade, for surveying tracts of land.
  • planer tree — a small tree, Planera aquatica, of the elm family, growing in moist ground in the southern U.S., bearing a small, ovoid, nutlike fruit and yielding a compact light-brown wood.
  • planet gear — any of the gears in an epicyclic train surrounding and engaging with the sun gear.
  • planetarian — a staff member at a planetarium.
  • planetarium — an apparatus or model representing the planetary system.
  • planetology — the branch of astronomy that deals with the physical features of the planets.
  • planigraphy — an x-ray photograph in which a given plane of the body is well defined and those above and below it purposely out of focus.
  • planimetric — the measurement of plane areas.
  • planisphere — a map of half or more of the celestial sphere with a device for indicating the part of a given location visible at a given time.
  • plank floor — a floor made from sawed, straight-grained timber.
  • plank-sheer — a plank or timber covering the upper ends of the frames of a wooden vessel
  • planoconvex — pertaining to or noting a lens that is plane on one side and convex on the other.
  • planogamete — a motile gamete.
  • planography — the art or technique of printing from a flat surface directly or by offset.
  • plant louse — aphid.
  • plantagenet — a member of the royal house that ruled England from the accession of Henry II in 1154 to the death of Richard III in 1485.
  • planthopper — any member of a large and varied group of homopterous insects that are related to the leafhoppers and the spittlebugs but rarely damage cultivated plants.
  • plantigrade — walking on the whole sole of the foot, as humans, and bears.
  • plantocracy — government by plantation owners.
  • plantswoman — a nurserywoman.
  • planuliform — resembling a planula
  • plasma ball — a glass globe containing a low density gas and a central electrode that creates lightning-like streams of light.
  • plasma cell — Anatomy. an antibody-secreting cell, derived from B cells, that plays a major role in antibody-mediated immunity.
  • plasmalemma — cell membrane.
  • plasmalogen — any of the class of phosphatides that contain an aldehyde of a fatty acid, found in heart and skeletal muscle, the brain, the liver, and in eggs.
  • plasmapause — the boundary of the plasmasphere, where the particle density decreases very rapidly.
  • plasmatical — relating to plasma
  • plasminogen — the blood substance that when activated forms plasmin.
  • plasmodesma — any of many minute strands of cytoplasm that extend through plant cell walls and connect adjoining cells.
  • plasmolysis — contraction of the protoplasm in a living cell when water is removed by exosmosis.
  • plasterwork — finish or ornamental work done in plaster.
  • plastic art — an art, as sculpture, in which forms are carved or modeled.
  • plastic bag — carrier bag, sack made of plastic
  • plasticated — covered with a layer of plastic
  • plasticizer — any of a group of substances that are used in plastics or other materials to impart viscosity, flexibility, softness, or other properties to the finished product.
  • plasticware — knives, forks, spoons, cups, etc., made of plastic: a picnic hamper with plasticware for six.
  • plastiqueur — a person, especially a terrorist, who makes, places, or detonates plastic bombs.
  • plastometer — an instrument for measuring the plasticity of a substance.
  • plate armor — armor made of thin, flat, shaped pieces of wrought iron or steel.
  • plate block — a block of four or more stamps containing the number or numbers of the printing plate or plates in the margin of the sheet.
  • plate glass — a soda-lime-silica glass formed by rolling the hot glass into a plate that is subsequently ground and polished, used in large windows, mirrors, etc.
  • plate proof — proof taken from a plate ready for printing.
  • plateholder — a lightproof container for a photographic plate, loaded into the camera with the plate and having a slide that is removed before exposing.
  • platemaking — the act of making plates
  • plateresque — noting or pertaining to a 16th-century style of Spanish architecture characterized by profuse applications of delicate low-relief Renaissance ornament to isolated parts of building exteriors.
  • platforming — a process for reforming petroleum using a platinum catalyst
  • platinotype — a process of printing positives in which a platinum salt is used, rather than the usual silver salts, in order to make a more permanent print.
  • plattsburgh — a city in NE New York, on Lake Champlain: battle, 1814.
  • platycnemia — (in the shinbone) the state of being laterally flattened.
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