16-letter words containing p, a, y, d, i, r
- perpendicularity — vertical; straight up and down; upright.
- pharmacodynamics — the branch of pharmacology dealing with the course of action, effect, and breakdown of drugs within the body.
- physical address — (memory management) The address presented to a computer's main memory in a virtual memory system, in contrast to the virtual address which is the address generated by the CPU. A memory management unit translates virtual addresses into physical addresses.
- phytoremediation — a process of decontaminating soil or water by using plants and trees to absorb or break down pollutants.
- pinot chardonnay — Chardonnay.
- polyacrylic acid — a polymer of acrylic acid used as a sizing agent in the manufacture of nylon and other synthetic textiles.
- primary deviance — the violation of a norm or rule that does not result in the violator's being stigmatized as deviant.
- primary industry — an industry, as agriculture, forestry, or fishing, that deals in obtaining natural materials.
- primary producer — any green plant or any of various microorganisms that can convert light energy or chemical energy into organic matter.
- pyramidal orchid — a chalk-loving orchid, Anacamptis pyramidalis, bearing a dense cone-shaped spike of purplish-pink flowers with a long curved spur
- pyroracemic acid — pyruvic acid.
- pyrovanadic acid — an oxyacid of vanadium, known chiefly in the form of its vanadate salts; Formula: H4V2O7
- 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.
- radial paralysis — paralysis of a forelimb as a result of loss of function of the radial nerve, usually following traumatic injury
- radiographically — the production of radiographs.
- ramsden eyepiece — an eyepiece consisting of two plano-convex crown-glass lenses of equal focal length, placed with the convex sides facing each other and with a separation between the lenses of about two-thirds of the focal length of each.
- refinery upgrade — A refinery upgrade is the process of introducing the newest technology in some parts of the refinery.
- shorthand typing — shorthand and typing
- shorthand typist — A shorthand typist is a person who types and writes shorthand, usually in an office.
- special delivery — (in the U.S. Postal Service) delivery of mail outside the regularly scheduled hours, by a special messenger, upon the payment of an extra fee.
- spiny-rayed fish — any of various fishes, as basses and perches, that have sharp, often pointed and usually rigid fin spines.
- standing cypress — a plant, Ipomopsis rubra, of the southern U.S., having feathery leaves and clusters of red and yellow flowers.
- unpredictability — not predictable; not to be foreseen or foretold: an unpredictable occurrence.
- videodisc player — an electronic device for playing videodiscs through a television set.