12-letter words containing o, d, p, r, i
- progradation — seaward growth of a beach, delta, fan, etc., by progressive deposition of sediment by rivers or shoreline processes.
- prolog-linda — 1. Prolog extended with Linda-style parallelism. Proc 4th Australian Conf on Artif Intell. 2. Neil MacDonald, U Edinburgh 1989. Another Prolog extended with Linda, implemented on a Computing Surface.
- promuscidate — shaped like a proboscis
- proofreading — correction of text
- propaedeutic — pertaining to or of the nature of preliminary instruction.
- propagandism — the art, system, or use of propaganda
- propagandist — a person involved in producing or spreading propaganda.
- propagandize — to propagate or publicize (principles, dogma, etc.) by means of propaganda.
- propanedioic — malonic.
- proportioned — adjusted to proper proportion or relation.
- prosodically — in a prosodic manner
- protoduction — (jargon) A prototype that ends up in a production environment.
- providential — of, relating to, or resulting from divine providence: providential care.
- provincewide — covering or available to the whole of a province
- pseudorabies — a highly contagious, usually fatal disease of cattle, sheep, and other animals, caused by the herpesvirus Herpes suis, and characterized by severe pruritus and progressive central nervous system involvement sometimes including an aggressive excitement phase.
- pteridomania — an excessive enthusiasm for ferns
- pteridophyte — any plant of the division Pteridophyta, characterized by vascular tissue and differentiation into root, stem, and leaves, comprising the ferns, horsetails, and club mosses.
- pteridosperm — seed fern.
- pteroic acid — a crystalline acid found in spinach
- punditocracy — influential media pundits collectively.
- put in order — arrange correctly
- pyramidology — a belief system based on the supposed occult significance of the Egyptian pyramids
- pyridoxamine — a metabolic form of pyridoxine
- pyritohedral — of or relating to a pyritohedron
- pyritohedron — a crystal form of 12 pentagonal faces.
- quadraphonic — of, noting, or pertaining to the recording and reproduction of sound over four separate transmission or direct reproduction channels instead of the customary two of the stereo system: a quadraphonic recording.
- quadriphonic — quadraphonic.
- quadrophonic — Alternative spelling of quadraphonic.
- quid pro quo — something that is given or taken in return for something else.
- radiator cap — a cap in the opening of a device for cooling an internal-combustion engine, through which coolant liquid can be added
- radiographer — X-ray technician
- radioisotope — a radioactive isotope, usually artificially produced: used in physical and biological research, therapeutics, etc.
- radiophonist — a person who produces radiophonic music
- radiotherapy — treatment of disease by means of x-rays or of radioactive substances.
- railroad pen — a ruling pen for drawing two parallel lines.
- rapeseed oil — a brownish-yellow oil obtained by expression from rapeseed and used chiefly as a lubricant, an illuminant, and in the manufacture of rubber substitutes.
- re-deposited — to place for safekeeping or in trust, especially in a bank account: He deposited his paycheck every Friday.
- readaptation — the act of adapting.
- reciprocated — to give, feel, etc., in return.
- redemptioner — an emigrant from Europe to America who obtained passage by becoming an indentured servant for a specified period of time.
- redemptorist — a member of the “Congregation of the Most Holy Redeemer,” founded by St. Alphonsus Liguori in 1732.
- redispose of — to dispose of again
- reproducible — to make a copy, representation, duplicate, or close imitation of: to reproduce a picture.
- reproduction — the act or process of reproducing.
- reproductive — serving to reproduce.
- respondentia — a loan upon a ship's cargo, which is repaid with interest if the ship reaches its destination, and if the ship does not, the loan is not repaid
- ripe old age — advanced age
- road pricing — Road pricing is a system of making drivers pay money for driving on certain roads by electronically recording the movement of vehicles on those roads.
- scolopendrid — any myriapod of the order Scolopendrida, including many large, poisonous centipedes.
- scouring pad — a small pad, as of steel wool or plastic mesh, used for scouring pots, pans, etc.