20-letter words containing l, v, p
- patent foramen ovale — a congenital heart defect resulting from failure of the foramen ovale to close shortly after birth.
- period of revolution — a rather large interval of time that is meaningful in the life of a person, in history, etc., because of its particular characteristics: a period of illness; a period of great profitability for a company; a period of social unrest in Germany.
- phillips screwdriver — a screwdriver that has a cross at the tip that is intended to be used with Phillips screws
- phillips-screwdriver — a screw head having two partial slots crossed at right angles, driven by a special screwdriver (Phillips screwdriver)
- philoprogenitiveness — producing offspring, especially abundantly; prolific.
- photoconductive cell — Electronics. a photocell whose resistance varies according to the intensity of light falling on it.
- political convention — a meeting of a political party, esp to select party candidates
- polyvinylidene resin — any of the class of thermoplastic resins derived by the polymerization or copolymerization of a polyvinylidene compound, used similarly to the polyvinyl resins.
- polyvinylpyrrolidone — a white, amorphous, water-soluble powder, (C 6 H 9 NO) n , used chiefly as a vehicle in the manufacture of pharmaceuticals.
- population inversion — a condition of matter in which more electrons are in a high energy state than in a lower energy state, as is required for the operation of a laser.
- positive electricity — the electricity present in a body or substance that has a deficiency of electrons, as the electricity developed on glass when rubbed with silk.
- post-order traversal — traversal
- postal delivery zone — zone (def 10).
- practical imperative — (in Kantian ethics) the dictum that one should treat oneself and all humanity as an end and never as a means.
- primitive polynomial — a polynomial that has content equal to 1. Compare content1 (def 11a).
- property development — the business of buying land and buildings and then making improvements to them so that their selling price exceeds the price paid for them
- read-eval-print loop — (language, LISP, programming) (REPL) A programming structure within LISP which repeatedly reads a form from the user, evaluates it, and displays the result. A read-eval-print loop forms the basis of the Top-Level shell that programmers of the LISP family of languages interact with. In many dialects of LISP a very simple REPL could be implemented as: (loop (print (eval (read)))). (2003-06-23)
- regional development — aid-giving to poorer areas or countries
- relative deprivation — the perception of an unfair disparity between one's situation and that of others.
- relative probability — a measure or estimate of the degree of confidence one may have in the occurrence of an event, defined as the limit of the proportion observed in a sample as the sample size tends to infinity
- republic of maldives — a republic occupying an archipelago of 1087 coral islands in the Indian Ocean, southwest of Sri Lanka: came under British protection in 1887; became independent in 1965 and a republic in 1968; member of the Commonwealth (1982–2016). The economy and infrastructure were severely damaged in the Indian Ocean tsunami of December 2004. Official language: Divehi. Official religion: (Sunni) Muslim. Currency: rufiyaa. Capital: Malé. Pop: 393 988 (2013 est). Area: 298 sq km (115 sq miles)
- revolving presidency — a form of presidency in which the president and vice-president, or countries or bodies acting as such, switch roles after a set period and then back again and so on
- sales representative — a person or organization designated by a company to solicit business on its behalf in a specified territory or foreign country: I suggest you contact our Chicago sales representative.
- societal development — the formation and transformation of social life, customs, institutions, etc.
- special boat service — a unit of the Royal Marines specializing in reconnaissance and sabotage
- spuyten duyvil creek — a channel in New York City at the north end of Manhattan Island, connecting the Hudson and Harlem rivers.
- television programme — a programme broadcast on television
- travel-sickness pill — a pill which is used to relieve the symptoms of travel or motion sickness, the condition of being nauseated from riding in a moving vehicle
- vertical envelopment — envelopment of an enemy accomplished by parachuting and landing airborne troops at the rear of the enemy's position.
- visually handicapped — unable to carry out normal activities because of defects of vision, including blindness