16-letter words containing r, e, p, u, d, i
- painted trillium — a North American trillium, Trillium undulatum, having white flowers streaked with pink or purple.
- percussion drill — a drill that is operated by percussion
- period furniture — furniture that was made during a particular period in time
- perpendicularity — vertical; straight up and down; upright.
- persulfuric acid — Also called Caro's acid, permonosulfuric acid, peroxymonosulfuric acid, peroxysulfuric acid. a white, crystalline solid, H 2 SO 5 , used as an oxidizing agent for certain organic compounds.
- picture moulding — the edge around a framed picture
- picture postcard — postcard (def 1).
- portuguese india — a former Portuguese overseas territory on the W coast of India, consisting of the districts of Gôa, Daman, and Diu: annexed by India December 1961. Capital: Gôa.
- praetorian guard — the bodyguard of a military commander, especially the imperial guard stationed in Rome.
- pressure welding — the welding together of two objects by holding them together under pressure.
- pressurized suit — an airtight suit that can be inflated to maintain approximately normal atmospheric pressure on a person in space or at high altitudes.
- preunderstanding — to perceive the meaning of; grasp the idea of; comprehend: to understand Spanish; I didn't understand your question.
- primary producer — any green plant or any of various microorganisms that can convert light energy or chemical energy into organic matter.
- private judgment — personal opinion formed independently of the expressed position of an institution, as in matters of religion or politics.
- process industry — business of treating raw materials
- project guardian — (project, security) A project which grew out of the ARPA support for Multics and the sale of Multics systems to the US Air Force. The USAF wanted a system that could be used to handle more than one security classification of data at a time. They contracted with Honeywell and MITRE Corporation to figure out how to do this. Project Guardian led to the creation of the Access Isolation Mechanism, the forerunner of the B2 labeling and star property support in Multics. The DoD Orange Book was influenced by the experience in building secure systems gained in Project Guardian.
- promiscuous mode — (networking) Where a node on a network accepts all packets, regardless of their destination address.
- pseudo-isidorian — of or relating to the collection of documents of the 9th century a.d. that consist chiefly of the Decretals, attributed to Isidore, archbishop of Seville, a.d. 600–36, and that were rejected as spurious in the 15th century.
- pseudo-patriotic — of, like, suitable for, or characteristic of a patriot.
- pseudo-realistic — interested in, concerned with, or based on what is real or practical: a realistic estimate of costs; a realistic planner.
- pseudo-religious — of, relating to, or concerned with religion: a religious holiday.
- pseudo-spiritual — of, relating to, or consisting of spirit; incorporeal.
- pseudohistorical — of, pertaining to, treating, or characteristic of history or past events: historical records; historical research.
- pseudoperipteral — having a freestanding colonnade at each end, with engaged columns at the sides.
- puddling-furnace — the act of a person or thing that puddles.
- pullorum disease — a highly contagious, frequently fatal disease of young poultry caused by the bacterium Salmonella gallinarum (pullorum), transmitted by the infected hen during egg production, and characterized by weakness, loss of appetite, and diarrhea.
- purple sandpiper — a sandpiper, Calidris maritima, of arctic regions of the New and Old World, having in winter a slate-gray back with purplish reflections.
- pyruvic aldehyde — a yellow, liquid compound, C 3 H 4 O 2 , containing both an aldehyde and a ketone group, usually obtained in a polymeric form: used chiefly in organic synthesis.
- reconceptualized — to form into a concept; make a concept of.
- redemption value — the price at which the issuing company may choose to repurchase a security before its maturity date
- refinery upgrade — A refinery upgrade is the process of introducing the newest technology in some parts of the refinery.
- self-preoccupied — preoccupied by one's own concerns
- self-reproducing — to make a copy, representation, duplicate, or close imitation of: to reproduce a picture.
- seward peninsula — a peninsula in W Alaska, on Bering Strait.
- sleeping draught — any drink containing a drug or agent that induces sleep
- sodium perborate — a white, crystalline, water-soluble solid, NaBO 2 ⋅3H 2 O or NaBO 3 ⋅4H 2 O, used chiefly as a bleaching agent and antiseptic.
- stage production — a play or show which is performed on stage
- striped squirrel — any squirrel with stripes on its back, as a chipmunk.
- studio apartment — an apartment consisting of one main room, a kitchen or kitchenette, and a bathroom. Compare efficiency apartment.
- sulphur trioxide — a white corrosive substance existing in three crystalline forms of which the stable (alpha-) form is usually obtained as silky needles. It is produced by the oxidation of sulphur dioxide, and is used in the sulphonation of organic compounds. Formula: SO3
- sun in splendour — a representation of the sun with rays and a human face
- superfecundation — the fertilization of two or more ova discharged at the same ovulation by successive acts of sexual intercourse.
- to dip your toes — If you dip your toes into something or dip your toes into the waters of something, you start doing that thing slowly and carefully, because you are not sure whether it will be successful or whether you will like it.
- torsion pendulum — a pendulum the weight of which is rotated alternately in opposite directions through a horizontal plane by the torsion of the suspending rod or spring: used for clocks intended to run a long time between windings.
- trapezoidal rule — a numerical method for evaluating the area between a curve and an axis by approximating the area with the areas of trapezoids.
- turn upside down — invert
- ultracrepidarian — noting or pertaining to a person who criticizes, judges, or gives advice outside the area of his or her expertise: The play provides a classic, simplistic portrayal of an ultracrepidarian mother-in-law.
- undercapitalized — having insufficient capital for the efficient operation of a commercial enterprise
- underconsumption — the act of consuming, as by use, decay, or destruction.
- underpitch vault — a construction having a central vault intersected by vaults of lower pitch.