12-letter words containing h, i, p, o, t
- pharmacolite — hydrous calcium arsenate, 2CaO⋅As 2 O 5 ⋅5H 2 O, formed by natural alteration of mineral deposits containing arsenopyrite and arsenical ores of cobalt and silver.
- phenocrystic — relating to a phenocryst
- phenotypical — the observable constitution of an organism.
- phentolamine — an alpha blocker, C 1 7 H 1 9 N 3 O, used to reduce hypertensive states caused by a catecholamine excess, as in the treatment of pheochromocytoma.
- phi-function — Euler's phi-function.
- philanthropy — altruistic concern for human welfare and advancement, usually manifested by donations of money, property, or work to needy persons, by endowment of institutions of learning and hospitals, and by generosity to other socially useful purposes.
- philosophist — a person who affects philosophical knowledge
- phlebotomist — a specialist in phlebotomy.
- phlebotomize — to subject to phlebotomy; bleed.
- phonasthenia — difficult or abnormal voice production; vocal weakness.
- phonesthemic — (of a speech sound) shared by a set of echoic or symbolic words, as the sn- of sneer, snarl, snatch, snide, snitch, snoop, etc.
- phonetic law — a statement of some regular pattern of sound change in a specific language, as Grimm's law or Verner's law.
- phonetically — Also, phonetical. of or relating to speech sounds, their production, or their transcription in written symbols.
- phonocamptic — possessing the property of reflecting sound or producing an echo
- phonotactics — the patterns in which the phonemes of a language may combine to form sequences.
- phosphatidic — of or relating to a phosphatide
- phosphatidyl — an atom or group of atoms containing one or more unpaired electrons derived from a phosphatide
- phosphaturia — the presence of an excessive quantity of phosphates in the urine.
- photo finish — a finish of a race in which two or more contestants are so close to the finish line that reference to a photograph of the finish is necessary to determine the winner.
- photo relief — a method of showing the configuration of the relief of an area by photographing a model of it that is illuminated by a lamp in the northwest corner
- photo-ageing — premature wrinkling of the skin caused by overexposure to sunlight
- photo-finish — If the end of a race is a photo-finish, two or more of the competitors cross the finishing line so close together that a photograph of the finish has to be examined to decide who has won.
- photoactinic — emitting radiation having the chemical effects of light and ultraviolet rays, as on a photographic film.
- photobiology — the study of the effects of light on biological systems.
- photochromic — (of chemically treated glass or plastic) capable of darkening or changing color when exposed to light.
- photodynamic — the science dealing with light and its effects on living organisms.
- photoelastic — displaying photoelasticity; of or relating to photoelasticity
- photoexcited — increased in energy due to photoexcitation
- photofission — nuclear fission induced by the absorption of a high-energy photon.
- photogelatin — pertaining to any photographic process in which gelatin is used to receive or transfer a print.
- photoglyphic — of or relating to photoglyphy
- photographic — of or relating to photography.
- photoinduced — induced by light.
- photokinesis — movement occurring upon exposure to light.
- photomachine — a machine that prints copies of digital photographs
- photooxidize — to undergo or cause to undergo photooxidation
- photophilous — of or relating to an organism, as a plant, that is receptive to, seeks, or thrives in light.
- photorealism — a style of painting flourishing in the 1970s, especially in the U.S., England, and France, and depicting commonplace scenes or ordinary people, with a meticulously detailed realism, flat images, and barely discernible brushwork that suggests and often is based on or incorporates an actual photograph.
- photosetting — photocompose.
- photothermic — pertaining to the thermal effects of light.
- phototrophic — any organism that uses light as its principal source of energy.
- phototropism — phototropic tendency or growth.
- photovoltaic — of or relating to the photovoltaic effect.
- phrenologist — a psychological theory or analytical method based on the belief that certain mental faculties and character traits are indicated by the configurations of the skull.
- phrontistery — a place or establishment for thinking, studying, or learning
- phycologists — the branch of botany dealing with algae.
- phycoxanthin — a yellow pigment found in brown seaweeds and types of algae
- phylogenetic — the development or evolution of a particular group of organisms.
- physiologist — a specialist in physiology.
- physogastric — pertaining to the swollen, membranous abdomen of certain insects, especially termite and ant queens.