18-letter words containing p, o, l, i, t, c
- perlocutionary act — the action of affecting someone by uttering certain words
- phanerocrystalline — (of a rock) having the principal constituents in the form of crystals visible to the naked eye.
- phantasmagorically — having a fantastic or deceptive appearance, as something in a dream or created by the imagination.
- phenol coefficient — the number indicating the effectiveness of a disinfectant as a germicide relative to phenol, which is arbitrarily assigned the number 1: based on the time required to kill a given quantity of a specific type of bacteria.
- philharmonic pitch — a standard of pitch in which A above middle C is established at 440 vibrations per second.
- photochemical smog — air pollution containing ozone and other reactive chemical compounds formed by the action of sunlight on nitrogen oxides and hydrocarbons, especially those in automobile exhaust.
- photoelectric cell — photocell.
- physical education — systematic instruction in sports, exercises, and hygiene given as part of a school or college program.
- physical inventory — To carry out a physical inventory is to count all the stock on hand.
- pick of the litter — objects strewn or scattered about; scattered rubbish.
- pilotless aircraft — an aircraft equipped for operation by radio or by robot control, without a human pilot aboard; drone.
- platinocyanic acid — the hypothetical acid containing platinum and the cyano group, H 2 Pt(CN) 4 .
- policeman's helmet — a Himalayan balsaminaceous plant, Impatiens glandulifera, with large purplish-pink flowers, introduced into Britain
- political football — a political issue that is continually debated but has not yet been resolved
- political prisoner — sb imprisoned for political dissidence
- political question — a question regarded by the courts as being a matter to be determined by another department of government rather than of law and therefore one with which they will not deal, as the recognition of a foreign state.
- politically-minded — (of a person or group of people) interested in the way power is achieved and used in a country or society (through government, policy-making, etc)
- polychromatophilic — having an affinity for more than one kind of stain, especially for acid, neutral, and basic stains, as polychromatophilic erythroblasts characteristic of pernicious anemia.
- pontifical college — the chief body of priests in ancient Rome.
- population balance — A population balance is a model showing particle sizes during a grinding process, which is used when designing a process.
- population control — a policy of attempting to limit the growth in numbers of a population, esp in poor or densely populated parts of the world, by programmes of contraception or sterilization
- portal circulation — blood flow in a portal system.
- portion-controlled — being a standardized portion of food: The restaurant uses frozen, portion-controlled entrées.
- positively charged — having a positive charge
- potassium chlorate — a white or colorless, crystalline, water-soluble, poisonous solid, KClO 3 , used chiefly as an oxidizing agent in the manufacture of explosives, fireworks, matches, bleaches, and disinfectants.
- potassium chloride — a white or colorless, crystalline, water-soluble solid, KCl, used chiefly in the manufacture of fertilizers and mineral water, and as a source of other potassium compounds.
- product life cycle — the four stages (introduction, growth, maturity, and decline) into one of which the sales of a product fall during its market life
- production control — the planning and supervision of manufacturing activities to ensure that goods will be produced on time at the lowest possible cost.
- proprietary colony — any of certain colonies, as Maryland and Pennsylvania, that were granted to an individual or group by the British crown and that were granted full rights of self-government.
- protective colloid — a lyophilic colloid added to a lyophobic sol to lessen its sensitivity to the precipitating effect of an electrolyte.
- protocol data unit — (PDU) A packet of data passed across a network. The term implies a specific layer of the OSI seven layer model and a specific protocol.
- provably difficult — The set or property of problems for which it can be proven that no polynomial-time algorithm exists, only exponential-time algorithms.
- provascular tissue — procambium.
- pseudo-socialistic — of or relating to socialists or socialism.
- pseudointellectual — a person exhibiting intellectual pretensions that have no basis in sound scholarship.
- pseudotuberculosis — an acute, sometimes fatal disease of rodents, birds, and other animals, including humans, caused by the bacterium Yersinia (Pasteurella) pseudotuberculosis, and characterized by the formation of nodules resembling those that result from tuberculosis.
- psychopathological — the science or study of mental disorders.
- psychotechnologist — a specialist in psychotechnology
- public corporation — a corporation, owned and operated by a government, established for the administration of certain public programs.
- public examination — an examination, such as a GCSE exam, that is set by a central examining board
- pulmonic airstream — a current of lung air set in motion by the respiratory muscles in the production of speech.
- real-time computer — a computer that can process data or information almost immediately
- reinforced plastic — plastic with fibrous matter, such as carbon fibre, embedded in it to confer additional strength
- reprocessing plant — a plant where materials are treated in order to make them reusable
- resurrection plant — a desert plant, Selaginella lepidophylla, occurring from Texas to South America, having stems that curl inward when dry.
- self-contemplation — the act or process of thinking about oneself or one's values, beliefs, behavior, etc.
- self-preoccupation — the state of being preoccupied.
- sling psychrometer — a psychrometer so designed that the wet-bulb thermometer can be ventilated, to expedite evaporation, by whirling in the air.
- solubility product — the maximum number of undissociated ions, of an electrolyte in a saturated solution, capable at a given temperature of remaining in equilibrium with the undissolved phase of the solution.
- special collection — a collection of materials segregated from a general library collection according to form, subject, age, condition, rarity, source, or value.