12-letter words containing o, u, a, c
- pachydermous — any of the thick-skinned, nonruminant ungulates, as the elephant, hippopotamus, and rhinoceros.
- package tour — a planned tour in which one fee is charged for all expenses: offering package tours of the chateau country.
- packinghouse — a building where foodstuffs are packed
- paludicolous — inhabiting marshland
- pandanaceous — of, relating to, or belonging to the Pandanaceae, an Old World tropical family of monocotyledonous plants including the screw pines
- panic button — an alarm button for use in an emergency, as to summon help.
- 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
- paul-boncour — Joseph [zhaw-zef] /ʒɔˈzɛf/ (Show IPA), 1873–1972, French lawyer and statesman: premier 1932–33.
- pax vobiscum — peace be with you
- pay court to — to court, as for favor or love
- peacock blue — a lustrous greenish blue, as of certain peacock feathers.
- pediculation — the act or process of growing a stalk or pedicle
- percussional — of or relating to percussion
- percutaneous — administered, removed, or absorbed by way of the skin, as an injection, needle biopsy, or transdermal drug.
- periostracum — the external, chitinlike covering of the shell of certain mollusks that protects the limy portion from acids.
- pertinacious — holding tenaciously to a purpose, course of action, or opinion; resolute.
- pervicacious — extremely willful; obstinate; stubborn.
- photonuclear — of, relating to, or caused by the collision of high-energy photons with the nucleus of an atom.
- 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.
- platanaceous — relating to the family Platanaceae
- pleiochasium — a flowering system in which several buds come out at the same time
- plumulaceous — having the texture of down.
- plurilocular — possessing many cells
- pneumatocyst — the cavity of a pneumatophore.
- pneumococcal — a bacterium, Diplococcus pneumoniae, causing lobar pneumonia and associated with certain other diseases, as pericarditis and meningitis.
- 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.
- polychaetous — of or relating to the genus Polychaeta
- polynucleate — having many nuclei.
- ponce around — If you say that someone is poncing around or poncing about, you mean that they are not doing something properly, quickly, or seriously.
- porcelainous — made of or resembling porcelain
- porcelaneous — a strong, vitreous, translucent ceramic material, biscuit-fired at a low temperature, the glaze then fired at a very high temperature.
- post-nuclear — pertaining to or involving atomic weapons: nuclear war.
- postfracture — taking place after a fracture
- postsurgical — pertaining to or involving surgery or surgeons.
- power vacuum — a situation when a government has no identifiable central authority
- pratincolous — living in a meadow.
- preannounced — to make known publicly or officially; proclaim; give notice of: to announce a special sale.
- precancerous — showing pathological changes that may be preliminary to malignancy.
- precariously — dependent on circumstances beyond one's control; uncertain; unstable; insecure: a precarious livelihood.
- preoccupancy — the act, right, or instance of prior occupancy.
- primulaceous — belonging to the plant family Primulaceae.
- procedurally — of or relating to a procedure or procedures, especially of a court of law, legislative body, or law enforcement agency.
- 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.
- promuscidate — shaped like a proboscis