18-letter words that end in y
- passive vocabulary — all the words, collectively, that a person can understand
- pathologic anatomy — the branch of pathology dealing with the morphologic changes in tissues.
- people's democracy — (in Communist ideology) a country or form of government in transition from bourgeois democracy to socialism. In this stage there is more than one class, the largest being the proletariat, led by the Communist Party, which is therefore the dominant power
- perforated tracery — tracery, as in early Gothic architecture, formed of cut or pierced slabs of stone set on edge with the flat side outward.
- periodic inventory — Periodic inventory is a method of valuing inventory, usually at the end of accounting periods, by physically counting all merchandise held in stock at that time.
- persistent cruelty — conduct causing fear of danger to the life or health of a spouse (used in matrimonial proceedings before magistrates)
- peter tschaikowsky — Peter Ilyich [il-yich] /ˈɪl yɪtʃ/ (Show IPA), Tchaikovsky, Peter Ilyich.
- phantasmagorically — having a fantastic or deceptive appearance, as something in a dream or created by the imagination.
- physical chemistry — the branch of chemistry dealing with the relations between the physical properties of substances and their chemical composition and transformations.
- physical geography — the branch of geography concerned with natural features and phenomena of the earth's surface, as landforms, drainage features, climates, soils, and vegetation.
- physical inventory — To carry out a physical inventory is to count all the stock on hand.
- plane trigonometry — the branch of trigonometry dealing with plane triangles.
- point set topology — topology (def 2).
- population density — ratio: inhabitants to area
- portrait of a lady — a novel (1881) by Henry James.
- post-revolutionary — of, pertaining to, characterized by, or of the nature of a revolution, or a sudden, complete, or marked change: a revolutionary junta.
- probability theory — the theory of analyzing and making statements concerning the probability of the occurrence of uncertain events. Compare probability (def 4).
- production company — an organization which produces, films, plays, television or radio programmes
- programme of study — the prescribed syllabus that pupils must be taught at each key stage in the National Curriculum
- proprietary colony — any of certain colonies, as Maryland and Pennsylvania, that were granted to an individual or group by the British crown and that were granted full rights of self-government.
- protective custody — detention of a person by the police solely as protection against a possible attack or reprisal by someone.
- protein deficiency — a lack or insuffiency of protein
- psychopharmacology — the branch of pharmacology dealing with the psychological effects of drugs.
- publishing company — a firm which publishes books
- pulp canal therapy — endodontics.
- quantum efficiency — the number of electrons released by a photocell per photon of incident radiation of a given energy
- queen's university — A Canadian University. Source of GVL, NIAL, Pasqual, Q'NIAL and TXL.
- quite the contrary — not at all, the very opposite
- radiant efficiency — the ratio of the power emitted by a source of radiation to the power consumed by it
- raffinate recovery — Raffinate recovery is the use of a substance which is left after a process is complete and the desired substances have been removed.
- raman spectroscopy — a form of spectroscopy which uses the Raman effect for studying molecules
- random walk theory — the theory that the future movement of share prices does not reflect past movements and therefore will not follow a discernible pattern
- range of stability — the angle to the perpendicular through which a vessel may be heeled without losing the ability to right itself.
- recruitment agency — company that places job candidates
- reduction strategy — (theory) An algorithm for deciding which redex(es) to reduce next. Different strategies have different termination properties in the presence of recursive functions or values. See string reduction, normal order reduction, applicative order reduction, parallel reduction
- reflection density — a measure of the extent to which a surface reflects light or other electromagnetic radiation, equal to the logarithm to base ten of the reciprocal of the reflectance
- refrigerated lorry — a lorry which is chilled in the back as for storing food
- registered charity — official aid organization
- registered company — a company which has officially registered its business
- reinsurance treaty — A reinsurance treaty is a contract that defines the terms of reinsurance business.
- relative frequency — the ratio of the number of times an event occurs to the number of occasions on which it might occur in the same period.
- relative major key — a major key that has the same key signature as a minor key, but a different tonic
- relative minor key — a minor key that has the same key signature as a major key, but a different tonic
- remembrance sunday — the second Sunday in November, which is the Sunday closest to November 11, the anniversary of the armistice of 1918 that ended World War I, on which the dead of both World Wars are commemorated
- reporters' gallery — an area in parliament reserved for journalists and reporters
- restoration comedy — English comedy of the period of the Restoration, stressing manners and social satire.
- reverse psychology — (in nontechnical use) a method of getting another person to do what one wants by pretending not to want it or to want something else or something more.
- rhyming dictionary — a specialist dictionary organized by the final sounds of words, used to write poetry
- root canal therapy — endodontics.
- rotational latency — (storage, hardware) The time for the start of the required sector on a disk to appear underneath the read/write head. The worst case is where it has just passed the head when the request is received. For a disk drive with N heads per surface, rotating at R revolutions per minute, the average rotational latency will be L = 30/NR seconds. Rotational latency is one component of access time.