12-letter words containing o, u, a, c
- propaedeutic — pertaining to or of the nature of preliminary instruction.
- 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.
- protactinium — a radioactive, metallic element. Symbol: Pa; atomic number: 91.
- protuberance — the condition, state, or quality of being protuberant.
- protuberancy — protuberance.
- 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.
- psychosexual — of or relating to the relationship of psychological and sexual phenomena.
- pterocarpous — having winged fruit.
- 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.
- pugnaciously — inclined to quarrel or fight readily; quarrelsome; belligerent; combative.
- punctulation — the state of being punctulate
- 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.
- quack doctor — an unqualified person who claims medical knowledge or other skills
- 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.
- quadrisonics — quadraphony.
- quadrophonic — Alternative spelling of quadraphonic.
- qualificator — (in an ecclesiastical court) an officer charged with examining cases and preparing them for trial.
- quartz clock — an extremely accurate electronic movement utilizing the natural frequency of vibrations of a quartz crystal to regulate the operation of the timepiece (quartz clock or quartz watch)
- quasilogical — according to or agreeing with the principles of logic: a logical inference.
- quattrocento — the 15th century, used in reference to the Italian art and literature of that time.
- quetzalcoatl — the feathered serpent god of the Aztec and Toltec cultures.
- quinacridone — Any of a group of synthetic organic compounds whose molecules contain three benzene and two pyridine rings arranged alternately. They include a number of red to violet pigments.
- quindecagons — Plural form of quindecagon.
- quixotically — In a quixotic manner.
- radicicolous — living on the roots of plants
- radicivorous — feeding on the roots of plants
- radio source — a cosmic object or phenomenon, as a galaxy, pulsar, quasar, or the remnant of a supernova or of a galactic collision, that emits radio waves.
- radiolucency — almost entirely transparent to radiation; almost entirely invisible in x-ray photographs and under fluoroscopy.
- radionuclide — a radioactive nuclide.
- rambunctious — difficult to control or handle; wildly boisterous: a rambunctious child.
- ramentaceous — resembling or covered with ramenta.
- recuperation — to recover from sickness or exhaustion; regain health or strength.
- recuperatory — of or relating to recovery or recuperation
- renounceable — of a nature that can be renounced
- renovascular — of or relating to the blood vessels of the kidneys.
- renunciation — an act or instance of relinquishing, abandoning, repudiating, or sacrificing something, as a right, title, person, or ambition: the king's renunciation of the throne.
- renunciatory — an act or instance of relinquishing, abandoning, repudiating, or sacrificing something, as a right, title, person, or ambition: the king's renunciation of the throne.
- reoccupation — a person's usual or principal work or business, especially as a means of earning a living; vocation: Her occupation was dentistry.
- resuscitator — a person or thing that resuscitates.
- reticulation — a reticulated formation, arrangement, or appearance; network.
- rhizocarpous — having the root perennial but the stem annual, as perennial herbs.
- ribonuclease — any of the class of enzymes that catalyze the hydrolysis of RNA.
- road surface — the surface of the road, often asphalt
- rockumentary — a documentary about rock music.
- rotator cuff — a bandlike structure encircling and supporting the shoulder joint, formed by four muscles attached to and merging with the joint capsule.