13-letter words containing n, m, p
- phantom stock — an employee bonus expressed as the cash value of a specified amount of company stock to be received at a future date, meant to create employee interest in raising stock prices without giving any stock away.
- pharmacognosy — materia medica (def 2).
- pharyngectomy — excision of part or all of the pharynx.
- phenmetrazine — a compound, C 1 1 H 1 5 NO, used chiefly to control the appetite in the treatment of obesity.
- phenomenalism — the doctrine that phenomena are the only objects of knowledge or the only form of reality.
- phenomenality — highly extraordinary or prodigious; exceptional: phenomenal speed.
- phenomenalize — to regard or interpret as a phenomenon.
- phenomenology — the study of phenomena.
- phenylmethane — toluene.
- philhellenism — a friend or supporter of the Greeks.
- phonocamptics — the branch of acoustics dealing with echoes
- photodynamics — the science dealing with light and its effects on living organisms.
- photoemission — photoelectric effect.
- phrygian mode — an authentic church mode represented on the white keys of a keyboard instrument by an ascending scale from E to E.
- physharmonica — a keyboard musical instrument fitted with free reeds, and which is an early form of harmonium
- physiognomies — the face or countenance, especially when considered as an index to the character: a fierce physiognomy.
- physostigmine — an alkaloid, C 1 5 H 2 1 N 3 O 2 , used in the treatment of Alzheimer's disease to raise the level of the neurotransmitter acetylcholine and also as a miotic in glaucoma.
- pianississimo — (of a piece of music) to be played even more quietly or softly than pianissimo; abbreviated as ppp
- piers plowman — (The Vision Concerning Piers Plowman) an alliterative poem written in three versions (1360–99), ascribed to William Langland.
- piezomagnetic — involving or relating to the production of a magnetic field by applying a mechanical stress to certain crystals
- pink bollworm — the larva of a gelechiid moth, Pectinophora gossypiella, that feeds on the seeds of the bolls of cotton and was introduced into cotton-growing regions of the world from Asia.
- placer mining — mining of placer deposits by washing, dredging, or other hydraulic methods
- plant hormone — an organic chemical, as auxin, produced by plant cells and functioning at various sites to regulate growth, turning, metabolic processes, etc.
- plant kingdom — the plants of the world collectively.
- plasma engine — an engine that generates thrust by reaction to the emission of a jet of plasma
- plasma screen — A plasma screen is a type of thin television screen or computer screen that produces high-quality images.
- plastic money — credit cards, used instead of cash
- platiniridium — a natural alloy composed chiefly of platinum and iridium.
- platinum disc — (in Britain) an album certified to have sold 300 000 copies or a single certified to have sold 600 000 copies
- platyhelminth — any worm of the phylum Platyhelminthes; a flatworm.
- playing games — If you say that someone is playing games or playing silly games, you mean that they are not treating a situation seriously and you are annoyed with them.
- plenum system — a type of air-conditioning system in which air is passed into a room at a pressure greater than atmospheric pressure
- plimsoll line — load line (def 1).
- plough monday — the first Monday after Epiphany, which in N and E England used to be celebrated with a procession of ploughmen drawing a plough from house to house
- plumbosolvent — able to dissolve lead
- plus or minus — You use plus or minus to give the amount by which a particular number may vary.
- pneumatograph — pneumograph.
- pneumatolysis — the process by which rocks are altered or minerals and ores are formed by the action of vapors given off by magma.
- pneumatolytic — resulting from pneumatolysis
- pneumatometer — an instrument for measuring either the quantity of air inhaled or exhaled during a single inspiration or expiration or the force of inspiration or expiration.
- pneumatophore — Botany. a specialized structure developed from the root in certain plants growing in swamps and marshes, serving as a respiratory organ.
- pneumogastric — of or relating to the lungs and stomach.
- pneumonectomy — excision of part or all of a lung.
- pococurantism — a careless or indifferent person.
- points system — a system used to assess applicants' eligibility for local authority housing, based on (points awarded for) such factors as the length of time the applicant has lived in the area, how many children are in the family, etc
- poison sumach — an anacardiaceous swamp shrub, Rhus (or Toxicodendron) vernix of the southeastern US, that has greenish-white berries and causes an itching rash on contact with the skin
- poker machine — a fruit machine
- policy-making — Policy-making is the making of policies.
- polydaemonism — the belief in many evil spirits.
- polynomialism — a polynomial naming system