14-letter words containing p, e, r, m, a
- 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.
- plethysmograph — a device for measuring and recording changes in the volume of the body or of a body part or organ.
- plumber's mate — a person who helps a plumber do his or her job
- pneumatic tire — wheel cover filled with pressurized air
- pneumatic tyre — a rubber tyre filled with air under pressure, used esp on motor vehicles
- pneumothoraces — the presence of air or gas in the pleural cavity.
- poikilothermal — cold-blooded (def 1 .) (opposed to homoiothermal).
- poikilothermia — Medicine/Medical. the inability to regulate core body temperature (as by sweating to cool off or by putting on clothes to warm up), found especially in some spinal cord injury patients and in patients under general anesthesia.
- point calimere — a cape on the SE coast of India, on the Palk Strait
- polar maritime — a type of cold, wet air mass originating at high latitudes over ocean areas
- polar molecule — a molecule in which the centroid of the positive charges is different from the centroid of the negative charges.
- 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.
- polymerization — the act or process of forming a polymer or polymeric compound.
- post-treatment — an act or manner of treating.
- postmastership — the office or position of a postmaster
- poultry farmer — a person who rears domestic fowls, esp chickens, for their eggs or meat
- powder compact — make-up: small case of foundation
- prandtl number — the ratio of the fluid viscosity to the thermal conductivity of a substance, a low number indicating high convection.
- prayer meeting — a meeting chiefly for prayer.
- pre-assumption — something taken for granted; a supposition: a correct assumption. Synonyms: presupposition; hypothesis, conjecture, guess, postulate, theory.
- pre-commercial — of, relating to, or characteristic of commerce.
- pre-compliance — the act of conforming, acquiescing, or yielding.
- pre-intimation — to indicate or make known indirectly; hint; imply; suggest.
- prearrangement — to arrange in advance or beforehand.
- precious metal — a metal of the gold, silver, or platinum group.
- precision-made — made to precise specifications
- predeterminate — determined beforehand; predetermined.
- preformulation — to express in precise form; state definitely or systematically: He finds it extremely difficult to formulate his new theory.
- preliminaries' — preceding and leading up to the main part, matter, or business; introductory; preparatory: preliminary examinations.
- premanufacture — to manufacture in advance
- premeditatedly — done deliberately; planned in advance: a premeditated murder.
- premenstrually — in a premenstrual manner
- premier league — a professional football or soccer league consisting of the top teams in England and Wales
- premillenarian — a believer in premillennialism.
- preperformance — occurring before a performance
- preprogramming — the action of programming a computer in advance
- presentimental — expressing a presentiment
- presymptomatic — relating to or describing a symptom that occurs before the typical symptoms of a disease
- pretermination — of the period before termination (esp of employment)
- primacy effect — the process whereby the first few items on a list are learnt more rapidly than the middle items
- primal therapy — a form of psychotherapy in which the patient is encouraged to relive traumatic events, often screaming or crying, in order to achieve catharsis and a breakdown of psychological defenses.
- primary accent — the principal or strongest stress of a word.
- primary letter — a lowercase character having neither a descender nor an ascender, as a, c, e, i, m, n, o, r, s, u, v, w, x, z.
- primary phloem — phloem derived directly from the growth of an apical meristem.
- primary source — first or highest in rank or importance; chief; principal: his primary goals in life.
- primary stress — primary accent.
- primary tissue — any tissue resulting directly from differentiation of an apical meristem.
- prime meridian — the meridian running through Greenwich, England, from which longitude east and west is reckoned.
- prime vertical — the great circle passing through the observer's zenith and meeting the horizon due east and west
- printed matter — any of various kinds of printed material that qualifies for a special postal rate.