15-letter words containing p, h, l
- photomechanical — noting or pertaining to any of various processes for printing from plates or surfaces prepared by the aid of photography.
- photomultiplier — an extremely sensitive detector of light and of other radiation, consisting of a tube in which the electrons released by radiation striking a photocathode are accelerated, greatly amplifying the signal obtainable from small quantities of radiation.
- phototactically — in a phototactic manner
- phototelegraphy — facsimile (def 2a).
- phototheodolite — an optical tracking instrument consisting of a camera and theodolite mounted on a single tripod, used in photogrammetry and in tracking rockets.
- phototropically — in a phototropic manner
- photoxylography — the process of using photography in order to produce an image on wood, for the use of a wood engraver
- phrenologically — in a manner relating to phrenology
- physical change — a usually reversible change in the physical properties of a substance, as size or shape: Freezing a liquid is a physical change.
- physical memory — (memory management) The memory hardware (normally RAM) installed in a computer. The term is only used in contrast to virtual memory.
- physical optics — the branch of optics concerned with the wave properties of light, the superposition of waves, the deviation of light from its rectilinear propagation in a manner other than that considered by geometrical optics, the interaction of light with matter, and the quantum, corpuscular aspects of light.
- physicalization — to express in physical terms; give form or shape to: The dancers physicalized the mood of the music.
- physicochemical — physical and chemical: the physicochemical properties of an isomer.
- physiologically — of or relating to physiology.
- physiopathology — pathophysiology.
- phytochemically — in a phytochemical manner
- phytoflagellate — any microscopic flagellate that is photosynthetic.
- pick-and-shovel — marked by drudgery; laborious: the pick-and-shovel work necessary to get a political campaign underway.
- pied flycatcher — a small black and white migratory bird of Europe and western Asia, Ficedula hypoleuca
- pilgrim fathers — the Pilgrims (of Plymouth Colony)
- pinball machine — the tablelike, usually coin-operated machine on which pinball is played.
- pine leaf aphid — any of various homopterous insects of the family Adelgidae, as Adelges abietis (spruce gall aphid) and Pineus pinifoliae (pine leaf aphid) that feed and form galls on conifers.
- pitch blackness — extreme darkness; lack of light
- pixels per inch — (unit, graphics) (ppi) The unit used to measure resolution of a bitmap display or video input device.
- plain chocolate — dark eating chocolate
- plain of sharon — a plain in W Israel, between the Mediterranean and the hills of Samaria, extending from Haifa to Tel Aviv
- plainclothesman — a police officer, especially a detective, who wears ordinary civilian clothes while on duty.
- planning blight — the harmful effects of uncertainty about likely restrictions on the types and extent of future development in a particular area on the quality of life of its inhabitants and the normal growth of its business and community enterprises
- plant pathology — the branch of botany dealing with diseases of plants.
- plant-hire firm — a company that hires out mobile mechanical equipment for construction, road-making, etc
- planter's punch — a punch made with rum, lime juice, sugar, and water or soda.
- platyhelminthes — a phylum of worms having bilateral symmetry and a soft, usually flattened body, comprising the flatworms.
- play havoc with — bring chaos to
- play the market — to speculate on a stock exchange
- pleochroic halo — a dark-colored, microscopic ring around a minute radioactive particle in certain mineral crystals, used in estimating the age of the rocks containing these crystals
- plethysmography — the tracking of changes measured in bodily volume
- plymouth colony — the colony established in SE Massachusetts by the Pilgrims in 1620.
- poikilothermism — the state or quality of being cold-blooded, as fishes and reptiles.
- polish corridor — a strip of land near the mouth of the Vistula River: formerly separated Germany from East Prussia; given to Poland in the Treaty of Versailles 1919 to provide it with access to the Baltic.
- polish notation — a logical notation that dispenses with the need for brackets by writing the logical constants as operators preceding their arguments
- polychlorinated — having multiple chlorine atoms
- polychloroprene — a chloroprene polymer
- polymorphically — in a polymorphic manner
- polyphemus moth — a large, yellowish-brown American silkworm moth, Antheraea polyphemus, having a prominent eyespot on each hind wing and feeding on cherry, apple, and other trees.
- polyphloesboean — noisy
- polysomnography — a record of a person's sleep pattern, breathing, heart activity, and limb movements during sleep. Abbreviation: PSG.
- posthole digger — a tool or device for digging a posthole.
- potash feldspar — any of the feldspar minerals having the composition KAlSi 3 O 8 , as orthoclase.
- pre-elizabethan — (of English culture, history, traditions, etc.) before the reign of Queen Elizabeth I; before the second half of the 16th century.
- pre-established — to establish beforehand.