11-letter words containing a, p, t, h
- photo essay — a group of photographs, usually with supplementary text, that conveys a unified story and is published as a book or as a feature in a magazine or newspaper.
- photoactive — the activation or control of a chemical, chemical reaction, or organism by light, as the activation of chlorophyll by sunlight during photosynthesis.
- photography — the process or art of producing images of objects on sensitized surfaces by the chemical action of light or of other forms of radiant energy, as x-rays, gamma rays, or cosmic rays.
- photomosaic — mosaic (def 4).
- photophobia — an abnormal sensitivity to or intolerance of light, as in iritis.
- photostated — a camera for making facsimile copies of documents, drawings, etc., in the form of paper negatives on which the positions of lines, objects, etc., in the originals are maintained.
- photostatic — a camera for making facsimile copies of documents, drawings, etc., in the form of paper negatives on which the positions of lines, objects, etc., in the originals are maintained.
- phototactic — movement of an organism toward or away from a source of light.
- phrenetical — of or relating to phrenitis
- phthiriasis — crab lice infestation.
- phylacteric — of or relating to phylacteries
- phyllotaxis — phyllotaxy.
- physiatrics — physical medicine.
- physiatrist — a physician specializing in physical medicine.
- physicalist — a doctrine associated with logical positivism and holding that every meaningful statement, other than the necessary statements of logic and mathematics, must refer directly or indirectly to observable properties of spatiotemporal things or events.
- physicality — the physical attributes of a person, especially when overdeveloped or overemphasized.
- physiolater — somebody who worships nature
- physiolatry — the worship of nature
- phytic acid — a white to pale-yellow, water-soluble liquid, C 6 H 1 8 O 2 4 P 6 , found in cereal grains: used chiefly to chelate heavy metals during the manufacture of animal fats and vegetable oils and as a water-softening agent.
- phytoalexin — any of a class of plant compounds that accumulate at the site of invading microorganisms and confer resistance to disease.
- phytography — the branch of botany dealing with the description of plants.
- pictography — the use of pictographs; picture writing.
- picture hat — a woman's hat having a very broad, flexible brim, often decorated with feathers, flowers, or the like.
- pilot chart — any of a number of charts issued to mariners by the U.S. Hydrographic Office and showing meteorological, hydrographic, and navigational conditions prevailing, or likely to prevail, subsequent to the date of issue in some part of the world: issued monthly for most areas.
- pilot whale — a small, common whale, Globicephala sieboldii, of tropical and temperate seas, having a bulbous head.
- pin-feather — an undeveloped feather before the web portions have expanded.
- pinacotheca — a place where works of art are displayed or stored
- pinch pleat — a narrow pleat that is usually part of a series at the top of curtains.
- pintsch gas — gas with high illuminating power made from shale oil or petroleum, used in buoys, lighthouses, and railroad cars.
- pirate ship — vessel sailed by sea robbers
- pissasphalt — a sticky semi-liquid form of bitumen that is similar to tar
- pitch chain — power chain.
- pitch plane — (in a gear or rack) an imaginary surface forming a plane (pitch plane) a cylinder (pitch cylinder) or a cone or frustrum (pitch cone) that moves tangentially to a similar surface in a meshing gear so that both surfaces travel at the same speed.
- pitch-black — extremely black or dark as pitch: a pitch-black night.
- pitch-faced — (of a stone) having all arrises in the same plane and the faces roughly dressed with a pick.
- plane chart — a chart used in plane sailing, in which the lines of latitude and longitude are straight and parallel
- 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.
- plateholder — a lightproof container for a photographic plate, loaded into the camera with the plate and having a slide that is removed before exposing.
- plattsburgh — a city in NE New York, on Lake Champlain: battle, 1814.
- platyrrhine — Anthropology. having a broad, flat-bridged nose.
- plectognath — belonging to the Plectognathi, a group or order of fishes having the teeth fused into a beak and thick, often spiny, scaleless skin, and including the filefish, globefish, puffer, and triggerfish.
- ploughstaff — one of the handles of a plough
- plunge bath — a bath large enough to immerse the whole body or to dive into
- plutarchian — of or relating to the biographer Plutarch.
- pneumathode — a band or pore of aerating tissue, esp along the stipes of ferns
- pointy-head — stupid; idiotic.
- poppet head — the framework above a mining shaft that supports the winding mechanism
- porkpie hat — a hat with a round flat crown and a brim that can be turned up or down
- porphyratin — any of various complex compounds formed of metals and porphyrins
- port arthur — a port in W Ontario, in S Canada, on Lake Superior: created in 1970 by the merger of twin cities (Fort William and Port Arthur) and two adjoining townships.