19-letter words containing a, l, n, g, i, s
- sidereal hour angle — the angle, measured westward through 360°, between the hour circle passing through the vernal equinox and the hour circle of a celestial body.
- signalling system 7 — (protocol) (SS7) A protocol suite used for communication with, and control of, telephone central office switches and their attached processors.
- single edge contact — (hardware) (SEC) The type of cartridge in which a Pentium II is packaged.
- single life annuity — A single life annuity is an annuity where only one life is covered.
- single-line display — a display that presents information in a single line
- sissinghurst castle — a restored Elizabethan mansion near Cranbrook in Kent: noted for the gardens laid out in the 1930s by Victoria Sackville-West and Harold Nicolson
- 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
- social anthropology — study of human culture
- social intelligence — the ability to form rewarding relationships with other people
- social organization — the structure of social relations within a group, usually the relations between its subgroups and institutions.
- spaghetti bolognese — Italian dish of pasta and tomato sauce
- splinterproof glass — glass that is designed not to form sharp splinters should it be shattered
- st.-germain-en-laye — a city in N France, near Paris: royal château and forest; treaties 1570, 1632, 1679, 1919.
- standing martingale — martingale (def 1).
- strangulated hernia — a hernia, especially of the intestine, that swells and constricts the blood supply of the herniated part, resulting in obstruction and gangrene.
- streaming potential — the potential produced in the walls of a porous membrane or a capillary tube by forcing a liquid through it.
- structural engineer — A structural engineer is an engineer who works on large structures such as roads, bridges, and large buildings.
- submandibular gland — either of a pair of salivary glands located one on each side of and beneath the lower jaw.
- sugar loaf mountain — a mountain in SE Brazil in Rio de Janeiro, at the entrance to Guanabara Bay. 1280 feet (390 meters).
- 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.
- swedish nightingale — Jenny (Johanna Maria Lind Goldschmidt"The Swedish Nightingale") 1820–87, Swedish soprano.
- sweetness and light — extreme or excessive pleasantness or amiability.
- 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.
- thread-line fishing — spinning (def 3).
- traffic regulations — rules designed to expedite the flow of traffic and prevent collisions
- travelling expenses — expenses that are paid to someone, for example, by their employer, for the costs they need to travel
- travelling salesman — A travelling salesman is a salesman who travels to different places and meets people in order to sell goods or take orders.
- triangulum australe — a small bright triangular constellation in the S hemisphere, lying between Ara and the Southern Cross, that contains an open star cluster
- ultrasonic cleaning — the use of ultrasound to vibrate a piece to be cleaned while the piece is immersed in a cleaning fluid. The process produces a very high degree of cleanliness, and is used for jewellery and ornately shaped items
- unclassified degree — a degree that has not been given a grade because it is of a low standard
- up against the wall — any of various permanent upright constructions having a length much greater than the thickness and presenting a continuous surface except where pierced by doors, windows, etc.: used for shelter, protection, or privacy, or to subdivide interior space, to support floors, roofs, or the like, to retain earth, to fence in an area, etc.
- vaginal intercourse — intercourse involving insertion of the penis into the vagina
- valley of the kings — a valley on the west bank of the Nile near the site of Thebes: the necropolis of many of the kings and queens of the 18th and 19th dynasties of ancient Egypt, c1350–c1200 b.c.
- vulvovaginal glands — the small gland on either side of the lower part of the vagina
- wage-push inflation — an inflationary trend caused by wage increases that in turn cause rises in production costs and prices.
- wandering albatross — a large albatross, Diomedea exulans, of southern waters, having the plumage mostly white with dark markings on the upper parts.
- waterglass painting — stereochromy.
- yellowtail kingfish — a large carangid game fish, Seriola grandis, of S Australian waters