10-letter words containing o, p, h, t
- phlebolith — valueless rock or mineral matter occurring in a vein; gangue.
- phlebotome — a cutting instrument used for phlebotomy.
- phlebotomy — the act or practice of opening a vein for letting or drawing blood as a therapeutic or diagnostic measure; venesection; bleeding.
- phlegethon — Also called Pyriphlegethon. Classical Mythology. a river of fire, one of five rivers surrounding Hades.
- phlogistic — Pathology. inflammatory.
- phlogiston — a nonexistent chemical that, prior to the discovery of oxygen, was thought to be released during combustion.
- phlogopite — a magnesium-rich mica mineral, usually yellowish-brown, but sometimes reddish-brown.
- phonematic — phonemic.
- phonetical — Also, phonetical. of or relating to speech sounds, their production, or their transcription in written symbols.
- phonometer — a device for measuring the intensity of a sound.
- phosgenite — a mineral, lead chlorocarbonate, Pb 2 Cl 2 CO 3 , occurring in crystals.
- phosphatic — of, relating to, or containing phosphates: phosphatic slag.
- phosphuret — a phosphate
- photically — in a photic manner, by way of photic processes
- photoaging — damage to the skin, as wrinkles or discoloration, caused by prolonged exposure to sunlight.
- photocells — a solid-state device that converts light into electrical energy by producing a voltage, as in a photovoltaic cell, or uses light to regulate the flow of current, as in a photoconductive cell: used in automatic control systems for doors, lighting, etc.
- photodiode — a photosensitive semiconductor diode.
- photodrama — photoplay.
- photoflash — flashbulb.
- photoflood — an incandescent tungsten lamp in which high intensity is obtained by overloading voltage: used in photography, television, etc.
- photogenic — forming an attractive subject for photography or having features that look well in a photograph: a photogenic face.
- photoglyph — an engraved plate, produced by the action of light, and from which prints or impressions are taken
- photograph — a picture produced by photography.
- photolitho — photolithography.
- photolyses — the chemical decomposition of materials under the influence of light.
- photolysis — the chemical decomposition of materials under the influence of light.
- photometer — an instrument that measures luminous intensity or brightness, luminous flux, light distribution, color, etc., usually by comparing the light emitted by two sources, one source having certain specified standard characteristics.
- photometry — the measurement of the intensity of light or of relative illuminating power.
- photomural — a wall decoration consisting of a very large photograph or photographs.
- photonasty — a nastic movement in response to a change in light intensity
- photonovel — a novel published as a series of sequential photographs coupled with dialogue enclosed in balloons.
- photopathy — movement of an organism in response to the intensity of light, especially away from the source of light.
- photophase — a phase of light in a cycle of light and dark
- photophobe — a person who suffers from or displays symptoms of photophobia
- photophone — a device for the communication of sound on a beam of light. Used to transmit the first ever wireless telephone messages.
- photophony — the practice of using a photophone
- photophore — a luminous organ found in certain fishes and crustaceans.
- photoprint — a photographic print.
- photoshoot — a session in which a photographer takes pictures of someone for publication
- photostory — photo essay.
- phototaxis — movement of an organism toward or away from a source of light.
- phototonus — the normal condition of sensitiveness to light in organisms or their organs.
- phototoxic — (of cosmetics, skin creams, etc) making the skin hazardously sensitive to sunlight
- phototoxin — Biochemistry. a plant toxin causing an allergic reaction when touched or eaten by a susceptible person or animal subsequently exposed to sunlight.
- phototrope — a type of robot that either seeks or flees from sources of bright light
- phototroph — any organism that uses light as its principal source of energy.
- phototropy — an alteration in the colour of certain substances as a result of being exposed to light of different wavelengths
- phycobiont — the algae component of a lichen.
- phyllotaxy — the arrangement of leaves on a stem or axis.
- physiocrat — one of a school of political economists who followed Quesnay in holding that an inherent natural order properly governed society, regarding land as the basis of wealth and taxation, and advocating a laissez-faire economy.