17-letter words containing p, e, c, a, d
- independence hall — the building in Philadelphia where the Declaration of Independence was signed.
- indian rope-trick — the supposed Indian feat of climbing an unsupported rope
- indicator species — See at indicator (def 6).
- integrated optics — an assembly of miniature optical elements of a size comparable to those used in electronic integrated circuits.
- interdisciplinary — combining or involving two or more academic disciplines or fields of study: The economics and history departments are offering an interdisciplinary seminar on Asia.
- kaleidoscopically — of, relating to, or created by a kaleidoscope.
- landscape painter — artist who depicts natural scenery
- landscaped garden — a garden that has been artistically designed
- legal proceedings — court case
- linear dependence — (in linear algebra) the property of a set of elements in a vector space in which at least one of the vectors in the set can be written as a linear combination of the others.
- lipopolysaccaride — a molecule, consisting of lipid and polysaccharide components, that is the main constituent of the cell walls of Gram-negative bacteria
- load displacement — the weight, in long tons, of a cargo vessel loaded so that the summer load line touches the surface of the water.
- medical procedure — A medical procedure is a medical treatment or operation.
- metaperiodic acid — the crystalline compound HIO4, an oxyacid of iodine
- microencapsulated — Encapsulated using microencapsulation.
- moon and sixpence — a novel (1919) by W. Somerset Maugham.
- mounted policeman — policemen who patrol on horseback
- muscle dysmorphia — a mental disorder primarily affecting males, characterized by obsessions about a perceived lack of muscularity, leading to compulsive exercising, use of anabolic steroids, etc. Compare body dysmorphic disorder.
- occipital condyle — a protrusion on the occipital bone of the skull that forms a joint with the first cervical vertebra, enabling the head to move relative to the neck.
- paradoxical sleep — REM sleep.
- paraperiodic acid — the crystalline compound H5IO6, an oxyacid of iodine
- parathyroidectomy — the excision of a parathyroid gland.
- parted per tierce — tierced.
- passive obedience — unquestioning obedience to authority
- peaches and cream — If you say that a woman or a girl has a peaches and cream complexion, you mean that she has very clear, smooth, pale skin.
- performance drugs — the drugs that are taken illegally by athletes to enhance their sporting performance
- periodical cicada — seventeen-year locust.
- peripheral device — peripheral
- personal distance — personal space.
- phenylacetic acid — a white crystalline, aromatic acid, C 8 H 8 O 2 , used in the manufacture of penicillin and in perfumes.
- phenylformic acid — benzoic acid.
- physical medicine — the branch of medicine dealing with the diagnosis and treatment of disease and injury by means of physical agents, as manipulation, massage, exercise, heat, or water.
- physical pendulum — any apparatus consisting of a body of possibly irregular shape allowed to rotate freely about a horizontal axis on which it is pivoted (distinguished from simple pendulum).
- pietro da cortona — Pietro da [pye-traw dah] /ˈpyɛ trɔ dɑ/ (Show IPA), (Pietro Berrettini) 1596–1669, Italian painter and architect.
- platinic chloride — chloroplatinic acid.
- pocket dictionary — a small portable dictionary
- 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 procedural — a mystery novel, film, or television drama that deals realistically with police work.
- polyadenylic acid — a homopolymer of adenylic acid enzymatically added to messenger RNA in eukaryotic cells to inhibit the hydrolytic breakdown of messenger RNA.
- port orford cedar — a tall tree, Chamaecyparis lawsoniana, of coastal Oregon, having flattened, scalelike foliage and wood highly valued as timber.
- positive feedback — Electronics. the process of returning part of the output of a circuit, system, or device to the input, either to oppose the input (negative feedback) or to aid the input (positive feedback) acoustic feedback.
- potassium cyanide — a white, granular, water-soluble, poisonous powder, KCN, having a faint almondlike odor, used chiefly in metallurgy and photography.
- pre-modifications — an act or instance of modifying.
- predatory pricing — If a company practises predatory pricing, it charges a much lower price for its products or services than its competitors in order to force them out of the market.
- pressurized cabin — the cabin of an aircraft in which the air has been pressurized
- primary education — junior, elementary schooling
- private detective — a detective who is not a member of an official force but is employed by private parties.
- private education — education provided by a private individual or organization, rather than by the state or a public body
- product placement — Product placement is a form of advertising in which a company has its product placed where it can be clearly seen during a film or television programme.