17-letter words containing s, a, c, k, o
- on the pig's back — successful; established
- otto von bismarck — Otto von [ot-oh von;; German aw-toh fuh n] /ˈɒt oʊ vɒn;; German ˈɔ toʊ fən/ (Show IPA), 1815–98, German statesman: first chancellor of modern German Empire 1871–90.
- planck's constant — the fundamental constant of quantum mechanics, expressing the ratio of the energy of one quantum of radiation to the frequency of the radiation and approximately equal to 6.624 × 10− 27 erg-seconds. Symbol: h.
- pocket battleship — a small heavily armed and armored warship serving as a battleship because of limitations imposed by treaty.
- positive feedback — Electronics. the process of returning part of the output of a circuit, system, or device to the input, either to oppose the input (negative feedback) or to aid the input (positive feedback) acoustic feedback.
- rack one's brains — to strain in mental effort, esp to remember something or to find the solution to a problem
- sacrifice paddock — a grassed area allowed to be grazed completely, to be cultivated and resown later
- second balkan war — Balkan War (def 2).
- second-hand smoke — from sb else's cigarette
- self-acknowledged — widely recognized; generally accepted: an acknowledged authority on Chinese art.
- shoestring tackle — a tackle made around the ankles of the ball carrier.
- single-track road — a road that is only wide enough for one vehicle
- skate on thin ice — to place oneself in a dangerous or delicate situation
- smokeless tobacco — snuff1 (def 9).
- social networking — the development of social and professional contacts; the sharing of information and services among people with a common interest.
- social notworking — the practice of spending time unproductively on social networking websites, esp when one should be working
- speak one's piece — a separate or limited portion or quantity of something: a piece of land; a piece of chocolate.
- spring cankerworm — the striped, green caterpillar of any of several geometrid moths: a foliage pest of various fruit and shade trees, as Paleacrita vernata (spring cankerworm) and Alsophila pometaria (fall cankerworm)
- stock certificate — a certificate evidencing ownership of one or more shares of stock in a corporation.
- stonewall jackson — Andrew ("Old Hickory") 1767–1845, U.S. general: 7th president of the U.S. 1829–37.
- sweet mock orange — the syringa, Philadelphus coronarius.
- take into custody — to arrest
- take second place — If one thing takes second place to another, it is considered to be less important and is given less attention than the other thing.
- the bag of tricks — every device; everything
- to make sth clear — If you make something clear, you say something in a way that makes it impossible for there to be any doubt about your meaning, wishes, or intentions.
- to strike a chord — If something strikes a chord with you, it makes you feel sympathy or enthusiasm.
- trackless trolley — trolley bus.
- trucial sheikdoms — an independent federation in E Arabia, formed in 1971, now comprising seven emirates on the S coast (formerly, Pirate Coast or Trucial Coast) of the Persian Gulf, formerly under British protection: Abu Dhabi, Dubai, Sharjah, Ajman, Umm al-Qaiwain, Ras al-Khaimah (joined 1972), and Fujairah. About 32,300 sq. mi. (83,657 sq. km). Capital: Abu Dhabi. Abbreviation: U.A.E.
- unofficial strike — a strike that is not approved by the strikers' trade union
- working substance — a substance, usually a fluid, that undergoes changes in pressure, temperature, volume, or form as part of a process for accomplishing work.