18-letter words containing s, p, e, n, t, a

special collection — a collection of materials segregated from a general library collection according to form, subject, age, condition, rarity, source, or value.
specimen signature — a signature to be compared to an original signature in order to verify someone's identity
sperry corporation — (company) The company which merged with the Burroughs Corporation to form Unisys Corporation. Divisions included Sperry Univac, Sperry Flight Systems, and others. Some of these were sold off after the merger.
spherical triangle — a triangle formed by arcs of great circles of a sphere.
spinal anaesthesia — anaesthesia of the lower half of the body produced by injecting an anaesthetic beneath the arachnoid membrane surrounding the spinal cord
stand-by passenger — someone who buys a (usually cheaper) ticket, if they are still available, on a plane just before it is about to leave rather than booking in advance
stepping-off place — jumping-off place (def 2).
stroustrup, bjarne — Bjarne Stroustrup
super giant slalom — a slalom race in which the course is longer and has more widely spaced gates than in a giant slalom.
supporting actress — an actress playing a supporting role
swartkrans ape-man — the fossil remains of the extinct hominid Australopithecus robustus, found at Swartkrans, Republic of South Africa: formerly classified in the genus Paranthropus.
sweptwing aircraft — an aircraft which has wings that are swept (usually) backwards
sympathetic string — a thin wire string, as in various obsolete musical instruments, designed to vibrate sympathetically with the bowed or plucked strings to reinforce the sound.
symphony orchestra — a large orchestra composed of wind, string, and percussion instruments and organized to perform symphonic compositions.
system-programming — a program, as an operating system, compiler, or utility program, that controls some aspect of the operation of a computer (opposed to application program).
systematic phoneme — a phonological unit in generative phonology representing an underlying form that takes into account the relationship between phonological patterns and morphological variation, as the unit underlying the second vowel in both derive and derivative.
talk between ships — TBS (def 1).
television company — a company that broadcasts programmes by television
temporal summation — the act or process of summing.
temporary hardness — hardness of water due to the presence of magnesium and calcium hydrogencarbonates, which can be precipitated as carbonates by boiling
terrestrial planet — inner planet.
the heavens opened — it started pouring with rain
the passenger seat — the seat used by a passenger of a car, beside the driver
threatened species — a species likely, in the near future, to become an endangered species within all or much of its range.
to all appearances — apparently
to cast aspersions — If you cast aspersions on someone or something, you suggest that they are not very good in some way.
to learn the ropes — If you are learning the ropes, you are learning how a particular task or job is done.
to lick into shape — If you lick, knock, or whip someone or something into shape, you use whatever methods are necessary to change or improve them so that they are in the condition that you want them to be in.
to pick and choose — If you pick and choose, you carefully choose only things that you really want and reject the others.
to pull a fast one — If you say that someone has pulled a fast one on you, you mean that they have cheated or tricked you.
to put years on sb — if you say that something such as an experience or a way of dressing has put years on someone, you mean that it has made them look or feel much older
to scrape a living — If you say that someone scrapes a living or scratches a living, you mean that they manage to earn enough to live on, but it is very difficult. In American English, you say they scrape out a living or scratch out a living.
to speak your mind — If you speak your mind, you say firmly and honestly what you think about a situation, even if this may offend or upset people.
to spill the beans — If you spill the beans, you tell someone something that people have been trying to keep secret.
transfer passenger — a traveller who changes from one plane, train, or bus to another, or to another form of transport
transient response — A transient response of a circuit is a temporary change in the way that it behaves due to an external excitation, that will disappear with time.
transporter bridge — a bridge for carrying passengers and vehicles by means of a platform suspended from a trolley.
transverse process — a process that projects from the sides of a vertebra.
under-compensation — to compensate or pay less than is fair, customary, or expected.
venture capitalist — funds invested or available for investment in a new or unproven business enterprise.
visible panty line — the line of someone's underwear which can be seen through trousers
wattless component — Electricity. reactive component.
weberian apparatus — (in certain fishes) a chain of small bones and ligaments connecting the inner ear with the air bladder.
west puente valley — a town in SW California.
women at point sur — a narrative poem (1927) by Robinson Jeffers.

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