17-letter words containing a, n, t, s, i
- spatial frequency — the measure of fine detail in an optical image in terms of cycles per millimetre
- spatial summation — the act or process of summing.
- special constable — a person recruited for temporary or occasional police duties, esp in time of emergency
- special education — education that is modified or particularized for those with singular needs, as disabled or maladjusted people, slow learners, or gifted children.
- spectrum analysis — the determination of the constitution or condition of bodies and substances by means of the spectra they produce.
- spenserian sonnet — a sonnet employing the rhyme scheme abab, bcbc, cdcd, ee.
- spenserian stanza — the stanza used by Spenser in his Faerie Queene and employed since by other poets, consisting of eight iambic pentameter lines and a final Alexandrine, with a rhyme scheme of ababbcbcc.
- sperrin mountains — a mountain range in NW Northern Ireland
- spinal anesthesia — interruption of conduction of nerve impulses by the injection of an anesthetic into the spinal canal that reduces sensitivity to pain without loss of consciousness.
- spinal meningitis — infection of spinal membrane
- spiritual healing — faith healing
- spit in the ocean — a variety of poker in which four cards are dealt face down to each player and one card, forming the fifth for all hands, is dealt face up in the center of the table, the exposed card and others of its denomination being wild cards.
- spitting distance — a short space or distance
- split keyboarding — the act or practice of editing data from one terminal on another terminal
- split personality — multiple personality.
- spoonbill catfish — flathead catfish.
- spot-illustration — a rounded mark or stain made by foreign matter, as mud, blood, paint, ink, etc.; a blot or speck.
- spotted sandpiper — a North American sandpiper, Actitis macularia, that has brownish-gray upper parts and white underparts, and is spotted with black in the summer.
- square centimeter — a unit of area measurement equal to a square measuring one centimeter on each side. 2 , sq. cm. Abbreviation: cm.
- sri international — (company) One of the world's largest contract research firms. Founded in 1946 in conjuction with Stanford University as the Stanford Research Institute, they later became fully independent and were incorporated as a non-profit organisation under U.S. and California laws. SRI does research and development in many areas, independently and for hire. They produce and sell reports on the independent research. Address: Menlo Park, California, USA; Cambridge, UK.
- st. crispin's day — October 25: anniversary of the Battle of Agincourt (1415).
- st. swithin's day — July 15, superstitiously regarded as a day that, should it rain or be fair, will be followed by 40 consecutive days of like weather.
- st. vitus's dance — St. Vitus's dance.
- staff association — an association of employees that performs some of the functions of a trade union, such as representing its members in discussions with the management, and may also have other social and professional purposes
- stand-up comedian — performer: tells jokes
- standard function — a subprogram provided by a translator that carries out a task, for example the computation of a mathematical function, such as sine, square root, etc
- standing expenses — fixed or flat expenses or charges
- stannous chloride — a white, crystalline, water-soluble solid, SnCl 2 ⋅2H 2 O, used chiefly as a reducing and tinning agent, and as a mordant in dyeing with cochineal.
- stannous fluoride — a white, crystalline powder, SnF 2 , slightly soluble in water: used as a source of fluorine in the prevention of dental caries, especially as a toothpaste additive.
- stare in the face — to gaze fixedly and intently, especially with the eyes wide open.
- stars and stripes — US national flag
- stationary engine — an engine mounted in a fixed position, as one used for driving generators, compressors, etc.
- statutory meeting — company shareholders' discussion
- stay of execution — If you are given a stay of execution, you are legally allowed to delay obeying an order of a court of law.
- steamboat springs — a town in NW Colorado: ski resort.
- steamship company — a company which has a fleet of steamships
- stellar evolution — the sequence of changes that occurs in a star as it ages
- sting in the tail — an unexpected and unpleasant ending
- stolen generation — Aboriginal children removed from their families and placed in institutions or fostered by White families between 1910 and 1970
- storm in a teacup — a violent fuss or disturbance over a trivial matter
- strait of otranto — a stretch of water between SE Italy and Albania, connecting the Adriatic Sea with the Ionian Sea; of strategic importance during World War I
- strange interlude — a play (1928) by Eugene O'Neill.
- straw in the wind — If you say that an incident or piece of news is a straw in the wind, you mean that it gives an indication of what might happen in the future.
- stray capacitance — undesired capacitance in equipment, occurring between the wiring, between the wiring and the chassis, or between components and the chassis
- stress relaxation — Stress relaxation is a gradual reduction in stress with time at constant strain.
- stymphalian birds — a flock of predacious birds of Arcadia that were driven away and killed by Hercules as one of his labors.
- subclavian artery — either of a pair of arteries, one on each side of the body, that carry the main supply of blood to the arms.
- subordinated debt — a debt that an unsecured creditor can only claim, in the event of a liquidation, after the claims of secured creditors have been paid
- subscription rate — the price charged for a subscription
- substantive right — a right, as life, liberty, or property, recognized for its own sake and as part of the natural legal order of society.