17-letter words containing o, f, s, p
- purple of cassius — a purple pigment precipitated as a sol by the interaction of gold chloride and a solution of stannic acid and stannous chloride: used chiefly in the manufacture of ruby glass, ceramic glazes, and enamels.
- put one's feet up — relax
- pyrosulfuric acid — a strong, crystalline acid, H2S2O7, prepared commercially as a heavy, oily, fuming liquid: used in making explosives and dyes, as a sulfating agent, etc.
- queen of puddings — a pudding made of moist but firm breadcrumb and custard mixture topped with jam and meringue
- reformed spelling — a revised orthography intended to simplify the spelling of English words, especially to eliminate unpronounced letters, as by substituting thru for through, tho for though, slo for slow, etc.
- refuse a proposal — If an insurer refuses a proposal, it does not agree to underwrite a risk proposed by a potential client.
- rotation of crops — a system of rotating in a fixed order the kinds of crops, as grain or grass, grown in the same field, to maintain soil fertility
- rough puff pastry — a rich flaky pastry made with butter and used for pie-crusts, flans, etc
- sacrifice paddock — a grassed area allowed to be grazed completely, to be cultivated and resown later
- safety inspection — an inspection of a place carried out to ensure that it is safe and not dangerous
- safety precaution — a precaution that is taken in order to ensure that something is safe and not dangerous
- seat-of-the-pants — using or based on experience, instinct, or guesswork: a seat-of-the-pants management style.
- self-appreciation — gratitude; thankful recognition: They showed their appreciation by giving him a gold watch.
- self-emancipation — the act of emancipating.
- self-incompatible — not capable of self-pollination.
- self-presentation — an act of presenting.
- self-preservation — preservation of oneself from harm or destruction.
- self-purification — a natural process of purifying, as the ability of a body of water to rid itself of pollutants.
- self-reproduction — the act or process of reproducing.
- semi-professional — actively engaged in some field or sport for pay but on a part-time basis: semiprofessional baseball players.
- set one's cap for — a close-fitting covering for the head, usually of soft supple material and having no visor or brim.
- software platform — a major piece of software, as an operating system, an operating environment, or a database, under which various smaller application programs can be designed to run.
- spaghettification — the theoretical stretching of an object as it encounters extreme differences in gravitational forces, especially those associated with a black hole.
- span of attention — attention span.
- spoonbill catfish — flathead catfish.
- sports facilities — places and things for doing sports
- stereospecificity — (of a reaction) producing a simple stereoisomer.
- sulfurated potash — a yellowish-brown mixture consisting mainly of potassium polysulfides and potassium thiosulfate, used in treating mange.
- take upon oneself — to take the responsibility for; accept as a charge
- temple of artemis — the temple at Ephesus dedicated to Artemis.
- the depths of sth — the deepest, most intense, or most severe part
- the south pacific — the part of the Pacific Ocean to the south of the equator
- unprofessionalism — not professional; not pertaining to or characteristic of a profession.
- vermiform process — vermiform appendix.