12-letter words containing a, p, r, o, c
- proclamation — something that is proclaimed; a public and official announcement.
- proconsulate — the office or term of office of a proconsul.
- produce race — a race for the offspring of parents identified or characterized at the time of nomination.
- producer gas — a mixture of carbon monoxide and nitrogen produced by passing air over hot coke, used mainly as a fuel
- product mark — a trademark used on only one product.
- productional — the act of producing; creation; manufacture.
- programmatic — of, relating to, consisting of, or resembling program music.
- prolifically — producing offspring, young, fruit, etc., abundantly; highly fruitful: a prolific pear tree.
- promuscidate — shaped like a proboscis
- propaedeutic — pertaining to or of the nature of preliminary instruction.
- propanedioic — malonic.
- proper class — a class which cannot itself be a member of other classes
- prophylactic — defending or protecting from disease or infection, as a drug.
- proscribable — to denounce or condemn (a thing) as dangerous or harmful; prohibit.
- prosectorial — characteristic of a prosector
- prosecutable — Law. to institute legal proceedings against (a person). to seek to enforce or obtain by legal process. to conduct criminal proceedings in court against.
- prosodically — in a prosodic manner
- prostacyclin — a prostaglandin, C 2 0 H 3 2 O 5 , that specifically inhibits the formation of blood clots.
- protactinium — a radioactive, metallic element. Symbol: Pa; atomic number: 91.
- protectorate — the relation of a strong state toward a weaker state or territory that it protects and partly controls.
- protein-coat — the coiled or polyhedral structure, composed of proteins, that encloses the nucleic acid of a virus.
- proteoglycan — a macromolecule composed of a polysaccharide joined to a polypeptide and forming the ground substance of connective tissue.
- protoplasmic — Biology. (no longer in technical use) the colloidal and liquid substance of which cells are formed, excluding horny, chitinous, and other structural material; the cytoplasm and nucleus.
- prototypical — the original or model on which something is based or formed.
- protreptical — didactic
- protuberance — the condition, state, or quality of being protuberant.
- protuberancy — protuberance.
- provincially — belonging or peculiar to some particular province; local: the provincial newspaper.
- pseudocereal — any of several plants, as buckwheat and quinoa, that produce fruits and seeds used as flour but are not of the grass family.
- pseudoscalar — a scalar quantity that changes sign when the sense of the orientation of the coordinate system is changed.
- psychography — the supposed writing of a spirit or medium
- pterocarpous — having winged fruit.
- pteroic acid — a crystalline acid found in spinach
- puerto rican — an island in the central West Indies: a commonwealth associated with the U.S. 3435 sq. mi. (8895 sq. km). Capital: San Juan. Abbreviation: P.R., PR.
- puncturation — the act of puncturing
- punditocracy — influential media pundits collectively.
- purification — to make pure; free from anything that debases, pollutes, adulterates, or contaminates: to purify metals.
- putrefaction — the act or process of putrefying; the anaerobic decomposition of organic matter by bacteria and fungi that results in obnoxiously odorous products; rotting.
- pyrocatechol — catechol.
- pyrochemical — pertaining to or producing chemical change at high temperatures.
- pyromagnetic — (formerly) thermomagnetic (def 1).
- pyromaniacal — a compulsion to set things on fire.
- 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.
- radiator cap — a cap in the opening of a device for cooling an internal-combustion engine, through which coolant liquid can be added
- rappahannock — a river flowing SE from N Virginia into the Chesapeake Bay: Civil War battle 1863. 185 miles (300 km) long.
- reciprocally — given or felt by each toward the other; mutual: reciprocal respect.
- reciprocated — to give, feel, etc., in return.
- reciprocates — to give, feel, etc., in return.