19-letter words containing a, p, e, l, n
- reciprocal leveling — leveling between two widely separated points in which observations are made in both directions to eliminate the effects of atmospheric refraction and the curvature of the earth.
- reconceptualization — to form into a concept; make a concept of.
- reduction potential — (in a galvanic cell) the potential of the electrode at which reduction occurs.
- relative complement — the set of elements contained in a given set that are not elements of another specified set.
- relative impediment — a fact or circumstance that disqualifies from lawful marriage persons who are closely related.
- relocation expenses — Relocation expenses are a sum of money that a company pays to someone who moves to a new area in order to work for the company. The money is to help them pay for moving house.
- representationalism — Also called representative realism. Epistemology. the view that the objects of perception are ideas or sense data that represent external objects, especially the Lockean doctrine that the perceived idea represents exactly the primary qualities of the external object.
- republic of ireland — John, 1838–1918, U.S. Roman Catholic clergyman and social reformer, born in Ireland: archbishop of St. Paul, Minn., 1888–1918.
- republic of vietnam — the name (from 1955–75) for South Vietnam, as an independent republic, following the division of the country in 1954 into North Vietnam and South Vietnam
- resorcinolphthalein — fluorescein.
- resplendent quetzal — See under quetzal (def 1).
- royal correspondent — a journalist who reports on matters relating to royalty
- samuel de champlain — Samuel de [sam-yoo-uh l duh;; French sa-my-el duh] /ˈsæm yu əl də;; French sa müˈɛl də/ (Show IPA), 1567–1635, French explorer in the Americas: founder of Quebec; first colonial governor 1633–35.
- sao paulo de luanda — Luanda.
- satellite telephone — a type of mobile phone that connects to orbiting artificial satellites rather than terrestrial cell sites
- scale down (or up) — to reduce (or increase), often according to a fixed ratio or proportion
- sea floor spreading — a process in which new ocean floor is created as molten material from the earth's mantle rises in margins between plates or ridges and spreads out.
- sea-floor spreading — a process in which new ocean floor is created as molten material from the earth's mantle rises in margins between plates or ridges and spreads out.
- self-interpretation — the act of interpreting; elucidation; explication: This writer's work demands interpretation.
- self-representation — the act of representing.
- set/put the seal on — If something sets or puts the seal on something, it makes it definite or confirms how it is going to be.
- sexual reproduction — reproduction involving the union of gametes.
- sexual stereotyping — the formation or promotion of a fixed general idea or image of how men and women will behave
- shopping facilities — shops or other retail services
- siberian crab apple — a hardy, round-headed tree, Malus baccata, of northern Asia, having white flowers and yellow or red fruit.
- single-line display — a display that presents information in a single line
- slugging percentage — a number expressing a player's average effectiveness in making extra-base hits, calculated by dividing the total number of bases (from all singles, doubles, triples, and home runs) by the number of official at bats
- southern crab apple — a tree, Malus angustifolia, of the eastern U.S., having oblong leaves, fragrant, pink or rose-colored flowers, and small, round, yellow-green fruit.
- spaghetti bolognese — Italian dish of pasta and tomato sauce
- special partnership — limited partnership.
- specular reflection — Specular reflection is reflection of heat or light in which the angles of different parts of the surface are important.
- speculative fiction — a broad literary genre encompassing any fiction with supernatural, fantastical, or futuristic elements
- spherical astronomy — the branch of astronomy dealing with the determination of the positions of celestial bodies on the celestial sphere.
- splinterproof glass — glass that is designed not to form sharp splinters should it be shattered
- spread oneself thin — to draw, stretch, or open out, especially over a flat surface, as something rolled or folded (often followed by out).
- stakeholder pension — In Britain, a stakeholder pension is a flexible pension scheme with low charges. Both employees and the state contribute to the scheme, which is optional, and is in addition to the basic state pension.
- streaming potential — the potential produced in the walls of a porous membrane or a capillary tube by forcing a liquid through it.
- subnuclear particle — any of the elementary particles, including those that do not exist in stable matter but appear as a result of high-energy collisions of other particles or nuclei.
- sun-and-planet gear — a planetary epicyclic gear train.
- supernatural virtue — one of the three graces: faith, hope, or charity, infused into the human intellect and will by a special grace of God.
- supplementary angle — either of two angles that added together produce an angle of 180°.
- supplementary story — follow-up (def 3b).
- surplus reinsurance — Surplus reinsurance is reinsurance of amounts over a specified amount of insurance.
- suspensory ligament — any of several tissues that suspend certain organs or parts of the body, especially the transparent, delicate web of fibrous tissue that supports the crystalline lens.
- take sth personally — If you take someone's remarks personally, you are upset because you think that they are criticizing you in particular.
- tall poppy syndrome — a tendency to disparage any person who has achieved great prominence or wealth
- talleyrand-perigord — Charles Maurice de [sharl moh-rees duh] /ʃarl moʊˈris də/ (Show IPA), Prince de Bénévent [duh bey-ney-vahn] /də beɪ neɪˈvɑ̃/ (Show IPA), 1754–1838, French statesman.
- tamper-evident seal — A tamper-evident seal is a sealing device designed to reveal if the opening of a container has been interfered with.
- tarnished plant bug — a bug, Lygus lineolaris, of the family Miridae, that is a common and widely distributed pest of alfalfa and other legumes and of peach and other fruit trees.
- teaching fellowship — a fellowship providing a student in a graduate school with free tuition and expenses and stipulating that the student assume some teaching duties in return.