14-letter words containing m, a, c, e
- plenum-chamber — a system of mechanical ventilation in which fresh air is forced into the spaces to be ventilated from a chamber (plenum chamber) at a pressure slightly higher than atmospheric pressure, so as to expel foul air.
- pneumatic duct — the duct joining the air bladder and alimentary canal of a physostomous fish.
- pneumatic pile — a hollow pile, used under water, in which a vacuum is induced so that air and water pressure force it into place.
- pneumatic tire — wheel cover filled with pressurized air
- pneumatic tyre — a rubber tyre filled with air under pressure, used esp on motor vehicles
- pneumobacillus — a bacterium, Klebsiella pneumoniae, causing a type of pneumonia and associated with certain other diseases, especially of the respiratory tract.
- pneumodynamics — Physics. pneumatics.
- pneumothoraces — the presence of air or gas in the pleural cavity.
- point calimere — a cape on the SE coast of India, on the Palk Strait
- polar molecule — a molecule in which the centroid of the positive charges is different from the centroid of the negative charges.
- polemoniaceous — belonging to the Polemoniaceae, the phlox family of plants.
- police academy — a school for training police officers
- polyacrylamide — a white, solid, water-soluble polymer of acrylamide, used in secondary oil recovery, as a thickening agent, a flocculant, and an absorbent, and to separate macromolecules of different molecular weights.
- postmastectomy — of or relating to the period after a mastectomy
- powder compact — make-up: small case of foundation
- pre-commercial — of, relating to, or characteristic of commerce.
- pre-compliance — the act of conforming, acquiescing, or yielding.
- precious metal — a metal of the gold, silver, or platinum group.
- precision-made — made to precise specifications
- premanufacture — to manufacture in advance
- preperformance — occurring before a performance
- presymptomatic — relating to or describing a symptom that occurs before the typical symptoms of a disease
- primacy effect — the process whereby the first few items on a list are learnt more rapidly than the middle items
- primary accent — the principal or strongest stress of a word.
- primary source — first or highest in rank or importance; chief; principal: his primary goals in life.
- prime vertical — the great circle passing through the observer's zenith and meeting the horizon due east and west
- private income — econ: from outside employment
- procaine amide — a white, crystalline compound, C 1 3 H 2 1 ON 3 , used in the treatment of cardiac arrhythmias.
- proceleusmatic — inciting, animating, or inspiring.
- process camera — a large camera used in the photographic processes involved in the printing industry
- processor farm — (computer, parallel) A parallel processor where tasks are distributed, or "farmed out", by one "farmer" processor to several "worker" processors, and results are sent back to the farmer. This arrangement is suitable for applications which can be partitioned into many separate, independent tasks, the canonical examples being ray tracing and the Mandelbrot set. In order to be efficient, the extra time spent on communications must be small compared to the time spent processing each task.
- promenade deck — an upper deck or part of a deck on a passenger ship where passengers can stroll, often covered with a light shade deck.
- pronunciamento — a proclamation; manifesto; edict.
- proto-germanic — the unattested prehistoric parent language of the Germanic languages; Germanic.
- pseudo-medical — of or relating to the science or practice of medicine: medical history; medical treatment.
- psychochemical — pertaining to chemicals or drugs that affect the mind or behavior.
- purbeck marble — a fossil-rich limestone that takes a high polish: used for building, etc
- pure democracy — a form of democracy in which the laws and policies are made directly by the citizens rather than by representatives.
- pyjama cricket — one-day cricket, in which the players wear colourful clothing rather than the traditional whites used in longer forms of the game
- pyramid scheme — pyramid (def 8).
- quasi-academic — of or relating to a college, academy, school, or other educational institution, especially one for higher education: academic requirements.
- quasi-complete — having all parts or elements; lacking nothing; whole; entire; full: a complete set of Mark Twain's writings.
- quasi-economic — pertaining to the production, distribution, and use of income, wealth, and commodities.
- quattrocentism — the 15th-century Italian style of art and literature
- quitclaim deed — a deed that conveys to the grantee only such interests in property as the grantor may have, the grantee assuming responsibility for any claims brought against the property.
- quoted company — a company whose shares are quoted on a stock exchange
- radio spectrum — the portion of the electromagnetic spectrum that includes radio waves.
- radiochemistry — the chemical study of radioactive elements, both natural and artificial, and their use in the study of chemical processes.
- raman-spectrum — the change in wavelength of light scattered while passing through a transparent medium, the collection of new wavelengths (Raman spectrum) being characteristic of the scattering medium and differing from the fluorescent spectrum in being much less intense and in being unrelated to an absorption band of the medium.
- re-accommodate — to do a kindness or a favor to; oblige: to accommodate a friend by helping him move to a new apartment.