12-letter words containing a, c, i, n, o, u
- papal nuncio — someone, such as an archbishop, who is a state's representative of or ambassador to the Pope
- patroclinous — inheritance in which the traits of the offspring are derived primarily from the paternal parent (opposed to matrocliny).
- pauciloquent — using few words in speech or conversation
- pediculation — the act or process of growing a stalk or pedicle
- percussional — of or relating to percussion
- pertinacious — holding tenaciously to a purpose, course of action, or opinion; resolute.
- picornavirus — any of a group of small, RNA-containing viruses of the family Picornaviridae, infectious to humans and other animals, and including the poliovirus and the rhinoviruses that cause the common cold.
- poison sumac — a shrub or small tree, Rhus vernix (or Toxicodendron vernix), of swampy areas of the eastern U.S., having pinnate leaves and causing severe dermatitis when touched by persons sensitive to it.
- porcelainous — made of or resembling porcelain
- pratincolous — living in a meadow.
- productional — the act of producing; creation; manufacture.
- protactinium — a radioactive, metallic element. Symbol: Pa; atomic number: 91.
- 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.
- 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.
- 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.
- 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.
- recuperation — to recover from sickness or exhaustion; regain health or strength.
- 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.
- reticulation — a reticulated formation, arrangement, or appearance; network.
- ribonuclease — any of the class of enzymes that catalyze the hydrolysis of RNA.
- sanguicolous — living in the blood, as a parasite.
- sansculottic — relating to sansculottes
- sapindaceous — belonging to the Sapindaceae, the soapberry family of plants.
- saronic gulf — an inlet of the Aegean, on the SE coast of Greece, between Attica and the Peloponnesus. 50 miles (80 km) long; 30 miles (48 km) wide.
- scitamineous — of or relating to the Scitimanae order of plants, which includes the ginger and banana plants
- scouring pad — a small pad, as of steel wool or plastic mesh, used for scouring pots, pans, etc.
- scutellation — a scutellate state or formation; a scaly covering, as on a bird's foot.
- south-facing — facing towards the south
- spaciousness — containing much space, as a house, room, or vehicle; amply large.
- stick around — to pierce or puncture with something pointed, as a pin, dagger, or spear; stab: to stick one's finger with a needle.
- stupefaction — the state of being stupefied; stupor.
- subarachnoid — of, relating to, or situated below the arachnoid membrane.
- subarcuation — a structure that is somewhat arched
- subdiaconate — the office or dignity of a subdeacon.
- subjectional — the act of subjecting.
- subsonically — at a velocity below that of sound