17-letter words containing c, o, p, r, l, i
- optical isomerism — stereoisomerism in which the isomers are identical in molecular weight and most chemical and physical properties but differ in their effect on the rotation of polarized light.
- palace revolution — a challenge to or overthrow of a sovereign or other leader by members of the ruling family or group.
- paleobiochemistry — the study of biochemical processes that occurred in fossil life forms.
- paleoconservative — a person advocating an older, traditional type of conservatism, especially in politics.
- paradoxical sleep — REM sleep.
- particle velocity — the velocity of a point in a medium that is undergoing wave motion.
- particularization — to make particular.
- pathological liar — a person who tells lies frequently, with no rational motive for doing so.
- patriarchal cross — a Latin cross having a shorter crosspiece above the customary one.
- percussion bullet — a bullet that is exploded by percussion
- peridot of ceylon — a honey-colored tourmaline, used as a gem: not a true peridot.
- periodical cicada — seventeen-year locust.
- personal distance — personal space.
- personality clash — friction between two people who have different personalities or points of view
- personnel carrier — a vehicle used for transporting troops
- personnel officer — a worker responsible for recruiting employees and dealing with matters relating to them
- petrol filler cap — a small cover that goes over the hole in a vehicle into which you put petrol
- pharmacologically — the science dealing with the preparation, uses, and especially the effects of drugs.
- phenylformic acid — benzoic acid.
- philanthropically — of, pertaining to, engaged in, or characterized by philanthropy; benevolent: a philanthropic foundation.
- phonological rule — an operation in generative phonology that substitutes one sound or class of sounds for another in a phonological derivation.
- pincushion flower — scabious2 (def 1).
- platinic chloride — chloroplatinic acid.
- point reyes lilac — a prostrate shrub, Ceanothus gloriosus, of southern California, having leathery, roundish leaves and purplish or deep-blue flowers.
- polar continental — a type of cold, dry air mass originating at high latitudes over land areas
- polar coordinates — Usually, polar coordinates. one of two coordinates used to locate a point in a plane by the length of its radius vector and the angle this vector makes with the polar axis (polar angle)
- police department — A police department is an official organization which is responsible for making sure that people obey the law.
- police helicopter — a helicopter used in police operations, for example in traffic control, or for observation
- police procedural — a mystery novel, film, or television drama that deals realistically with police work.
- police protection — protection from danger, crime etc given by the police force to a community, city etc
- political liberty — the right to express oneself freely and effectually regarding the conduct, makeup, and principles of the government under which one lives.
- political refugee — a person who has fled from a homeland because of political persecution.
- polyacrylonitrile — a polymer of acrylonitrile used in the manufacture of Orlon and other synthetic textiles.
- polystyrene chips — small pieces of polystyrene used for insulating or packing
- positive electron — positron.
- poststructuralism — a variation of structuralism, often seen as a critique, emphasizing plurality of meaning and instability of concepts that structuralism uses to define society, language, etc.
- pre-qualification — a quality, accomplishment, etc., that fits a person for some function, office, or the like.
- pre-technological — of or relating to technology; relating to science and industry.
- prefect apostolic — the administrator, usually below the rank of bishop, in charge of a prefecture apostolic.
- probability curve — a curve that describes the distribution of probability over the values of a random variable.
- procurator fiscal — In the Scottish legal system, the procurator fiscal is a public official who puts people on trial.
- product liability — the responsibility of a manufacturer for injury or loss caused by its product.
- production values — the quality of a media production (such as a film) in regards to elements such as colours, quality, style, etc
- profile component — attainment targets in different subjects brought together for the general assessment of a pupil
- propelling pencil — a pencil consisting of a metal or plastic case containing a replaceable lead. As the point is worn away the lead can be extended, usually by turning part of the case
- prostatic utricle — a small pouch near the prostate gland that opens into the urethra.
- prothoracic gland — either of a pair of endocrine glands in the anterior thorax of some insects, functioning to promote the series of molts from hatching to adulthood.
- provincial police — (in Canada) the police force of a province, esp Ontario or Quebec
- provincialization — to make provincial in character.
- pseudo-historical — of, pertaining to, treating, or characteristic of history or past events: historical records; historical research.