15-letter words containing p, o, r, t, f
- prefix notation — (language) (Or "prefix syntax") One of the possible orderings of functions and operands: in prefix notation the function precedes all its operands. For example, what may normally be written as "1+2" becomes "(+ 1 2)". A few languages (e.g., lisp) have strictly prefix syntax, many more employ prefix notation in combination with infix notation. The opposite, postfix notation, is somewhat rarer.
- preformationism — the belief in the theory of preformation
- preformationist — someone who advocates the theory of preformation
- premodification — an act or instance of modifying.
- prenotification — notice that is given or served prior to a specific date; advance notice.
- present oneself — to appear, esp at a specific time and place
- preverification — the state of being verified.
- price inflation — inflation fuelled by rising prices
- printing office — a shop or factory in which printing is done.
- pro-confederate — united in a league, alliance, or conspiracy.
- professionalist — to give a professional character or status to; make into or establish as a profession.
- profit and loss — the gain and loss arising from commercial or other transactions, applied especially to an account or statement of account in bookkeeping showing gains and losses in business.
- propeller shaft — a shaft that transmits power from an engine to a propeller.
- proper fraction — a fraction having the numerator less, or lower in degree, than the denominator.
- proper function — eigenfunction.
- purified cotton — bleached and sterilized cotton from which the gross impurities, such as the seeds and waxy matter, have been removed: used for surgical dressings, tampons, etc
- reference point — a point used to find or describe the location of something
- refuelling stop — a stop made so that fresh fuel can be supplied (to an aircraft, vehicle, etc)
- repeat offender — A repeat offender is someone who commits the same sort of crime more than once.
- respecification — the act of specifying.
- rite of passage — Anthropology. a ceremony performed to facilitate or mark a person's change of status upon any of several highly important occasions, as at the onset of puberty or upon entry into marriage or into a clan.
- seafood platter — a plate of assorted seafood, served in a restaurant
- self perception — the act or faculty of perceiving, or apprehending by means of the senses or of the mind; cognition; understanding.
- self-absorption — preoccupation with oneself or one's own affairs.
- self-perception — the act or faculty of perceiving, or apprehending by means of the senses or of the mind; cognition; understanding.
- self-production — produced by oneself or itself.
- self-protection — protection of oneself or itself.
- self-supporting — the supporting or maintaining of oneself or itself without reliance on outside aid.
- simple fraction — a ratio of two integers.
- slumpflationary — of or relating to slumpflation
- spanish trefoil — alfalfa.
- spare no effort — do all you can
- spirits of salt — a solution of hydrochloric acid in water
- spirits of wine — alcohol (def 1).
- sulfite process — a process for making wood pulp by digesting wood chips in an acid liquor consisting of sulfurous acid and a salt, usually calcium bisulfite.
- supporting film — a film that accompanies the main feature film in a film programme
- theory of types — a theory advanced by Bertrand Russell to avoid the liar paradox, Russell's paradox, etc, in which a class of expressions or of the entities they represent can all enter into the same syntactic relations
- to jump for joy — If you say that someone is jumping for joy, you mean that they are very pleased or happy about something.
- trading profits — profits made from the buying and selling of goods and services
- treaty of paris — a treaty of 1763 signed by Britain, France, and Spain that ended their involvement in the Seven Years' War
- trifluoperazine — a compound, C 21 H 24 F 3 N 3 S, used as an antipsychotic.
- weatherproofing — Present participle of weatherproof.
- windfall profit — a profit that arises thanks to an external event over which the person profiting had no control